diff --git a/video-gen-api/app/tasks/token_refresh_task.py b/video-gen-api/app/tasks/token_refresh_task.py
index 6f6a4279..5b555b1c 100644
--- a/video-gen-api/app/tasks/token_refresh_task.py
+++ b/video-gen-api/app/tasks/token_refresh_task.py
@@ -73,8 +73,8 @@ async def refresh_juliang_token(oauth: UserOAuth, app: UserOAuthApp, db: AsyncSe
 
             if data.get("code") != 0:
                 logger.error(f"刷新巨量引擎token失败: oauth_id={oauth.id}, 错误信息: {data}")
-                # refresh_token已失效
-                if data.get("code") in [40103, 40107]:
+                # refresh_token已失效或刷新失败，统一清理token
+                if data.get("code") in [40103, 40107, 40000]:
                     where_cond = UserOAuth.deleted_at.is_(None)
                     if oauth.appid:
                         where_cond = where_cond & (UserOAuth.appid == oauth.appid)
@@ -95,7 +95,6 @@ async def refresh_juliang_token(oauth: UserOAuth, app: UserOAuthApp, db: AsyncSe
 
                     related_oauth_ids = await db.execute(select(UserOAuth.id).where(where_cond))
                     related_oauth_ids = [row[0] for row in related_oauth_ids.all()]
-                    # 【改动2：失效直接删除Redis缓存，不再写入空值】
                     for related_id in related_oauth_ids:
                         await _delete_redis_token(related_id)
                 return
diff --git a/video-gen-api/app/utils/douyinRequest.py b/video-gen-api/app/utils/douyinRequest.py
index 551d912b..d4c2df2d 100644
--- a/video-gen-api/app/utils/douyinRequest.py
+++ b/video-gen-api/app/utils/douyinRequest.py
@@ -136,7 +136,13 @@ class DouyinRequest:
             now_beijing = datetime.now(tz=BEIJING_TZ)
 
             if force_refresh:
-                # 强制刷新：清空同条件下所有账号缓存与数据库token
+                # 强制刷新：先检查refresh_token是否为空
+                if not oauth_data.refresh_token:
+                    # RefreshToken为空 → 授权已失效，清理Redis脏缓存
+                    await self._delete_redis_token(oauth_id)
+                    raise ValueError("授权已过期，请重新授权登录")
+                
+                # 清空同条件下所有账号缓存与数据库token
                 where_cond = UserOAuth.deleted_at.is_(None)
                 if oauth_data.appid:
                     where_cond = where_cond & (UserOAuth.appid == oauth_data.appid)
@@ -191,6 +197,11 @@ class DouyinRequest:
                 return token
 
             # =========【核心业务规则实现：判断RefreshToken是否过期】=========
+            if not oauth_data.refresh_token:
+                # RefreshToken为空 → 授权已失效，清理Redis脏缓存
+                await self._delete_redis_token(oauth_id)
+                raise ValueError("授权已过期，请重新授权登录")
+            
             if oauth_data.refresh_token_expired and oauth_data.refresh_token_expired < now_beijing:
                 # RefreshToken过期 → 授权彻底失效，清理Redis脏缓存
                 await self._delete_redis_token(oauth_id)
@@ -242,6 +253,7 @@ class DouyinRequest:
 
         code = data.get('code', 0)
         if code != 0:
+            #刷新token 
             raise ValueError(f"刷新access_token失败,接口返回：{data}")
 
         data = data.get('data', {})