diff --git a/core/maingate.go b/core/maingate.go
index a759307..f655531 100644
--- a/core/maingate.go
+++ b/core/maingate.go
@@ -708,17 +708,11 @@ func (mg *Maingate) GetUserBrowserInfo(r *http.Request) (string, error) {
 }
 
 func (mg *Maingate) setUserToken(info usertokeninfo) error {
-
-	mg.mongoClient.Delete(CollectionUserToken, bson.M{
+	_, _, err := mg.mongoClient.Update(CollectionUserToken, bson.M{
 		"platform": info.platform,
 		"userid":   info.userid,
-	})
-	_, _, err := mg.mongoClient.Update(CollectionUserToken, bson.M{
-		"_id": primitive.NewObjectID(),
 	}, bson.M{
-		"$setOnInsert": bson.M{
-			"platform":                info.platform,
-			"userid":                  info.userid,
+		"$set": bson.M{
 			"token":                   info.token,
 			"secret":                  info.secret,
 			"brinfo":                  info.brinfo,
@@ -737,7 +731,6 @@ func (mg *Maingate) getUserTokenWithCheck(platform string, userid string, brinfo
 	found, err := mg.mongoClient.FindOne(CollectionUserToken, bson.M{
 		"platform": platform,
 		"userid":   userid,
-		"brinfo":   brinfo,
 	})
 
 	if err != nil {