diff --git a/ruoyi-system/src/main/java/com/ruoyi/jarvis/domain/dto/KdocsTokenInfo.java b/ruoyi-system/src/main/java/com/ruoyi/jarvis/domain/dto/KdocsTokenInfo.java
index 5607501..545c55b 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/jarvis/domain/dto/KdocsTokenInfo.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/jarvis/domain/dto/KdocsTokenInfo.java
@@ -23,9 +23,13 @@ public class KdocsTokenInfo implements Serializable {
     }
 
     public boolean isExpired() {
-        if (expiresIn == null || createTime == null) {
+        if (accessToken == null || accessToken.isEmpty()) {
             return true;
         }
+        // 部分 OAuth 响应不返回 expires_in；若按 null 判过期会导致前端误判「未授权」
+        if (expiresIn == null || createTime == null) {
+            return false;
+        }
         long expireTime = createTime + (expiresIn * 1000L);
         return System.currentTimeMillis() >= (expireTime - 5 * 60 * 1000L);
     }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/jarvis/service/impl/KdocsOAuthServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/jarvis/service/impl/KdocsOAuthServiceImpl.java
index 3ca9555..d5cf4ae 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/jarvis/service/impl/KdocsOAuthServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/jarvis/service/impl/KdocsOAuthServiceImpl.java
@@ -76,7 +76,14 @@ public class KdocsOAuthServiceImpl implements IKdocsOAuthService {
         KdocsTokenInfo info = new KdocsTokenInfo();
         info.setAccessToken(data.getString("access_token"));
         info.setRefreshToken(data.getString("refresh_token"));
-        info.setExpiresIn(data.getInteger("expires_in"));
+        Integer exp = data.getInteger("expires_in");
+        if (exp == null && data.get("expires_in") != null) {
+            try {
+                exp = Integer.parseInt(data.get("expires_in").toString());
+            } catch (NumberFormatException ignored) {
+            }
+        }
+        info.setExpiresIn(exp != null ? exp : 7200);
 
         String openId = null;
         try {
@@ -109,7 +116,14 @@ public class KdocsOAuthServiceImpl implements IKdocsOAuthService {
         KdocsTokenInfo info = new KdocsTokenInfo();
         info.setAccessToken(data.getString("access_token"));
         info.setRefreshToken(data.getString("refresh_token"));
-        info.setExpiresIn(data.getInteger("expires_in"));
+        Integer exp = data.getInteger("expires_in");
+        if (exp == null && data.get("expires_in") != null) {
+            try {
+                exp = Integer.parseInt(data.get("expires_in").toString());
+            } catch (NumberFormatException ignored) {
+            }
+        }
+        info.setExpiresIn(exp != null ? exp : 7200);
         info.setUserId(existingUserId);
         return info;
     }
@@ -117,6 +131,10 @@ public class KdocsOAuthServiceImpl implements IKdocsOAuthService {
     @Override
     public KdocsTokenInfo getCurrentToken() {
         try {
+            KdocsTokenInfo direct = redisCache.getCacheObject(TOKEN_KEY_PREFIX + "default_user");
+            if (direct != null) {
+                return direct;
+            }
             String pattern = TOKEN_KEY_PREFIX + "*";
             Collection<String> keys = redisCache.keys(pattern);
             if (keys != null) {