diff --git a/cmd/mysql-kit/template.tpl b/cmd/mysql-kit/template.tpl
index a77c15f..3204be5 100644
--- a/cmd/mysql-kit/template.tpl
+++ b/cmd/mysql-kit/template.tpl
@@ -16,7 +16,7 @@ type (
 	}
     {{.Name|UpperType}} struct {
 	updates   map[string]any
-    {{range $val := .Columns}}{{$val.Name|UpperType}} {{$val.GoType}} `db:"{{$val.Name}}"`{{if $val.Comment}}//{{$val.Comment}}{{end}}
+    {{range $val := .Columns}}{{$val.Name|UpperType}} {{$val.GoType}} `gorm:"column:{{$val.Name}}"`{{if $val.Comment}}//{{$val.Comment}}{{end}}
     {{end}}
     }
     default{{.Name|UpperType}}Model struct {
@@ -35,9 +35,10 @@ func New{{.Name|UpperType}}() *{{.Name|UpperType}} {
 	}
 }
 {{range $val := .Columns}}
-func (s *{{$.Name|UpperType}}) Set{{$val.Name|UpperType}}({{$val.Name|LowerType}} {{$val.GoType}}) {
+func (s *{{$.Name|UpperType}}) Set{{$val.Name|UpperType}}({{$val.Name|LowerType}} {{$val.GoType}}) *{{$.Name|UpperType}}{
 	s.{{$val.Name|UpperType}} = {{$val.Name|LowerType}}
 	s.set("{{$val.Name}}", {{$val.Name|LowerType}})
+	return s
 }
 {{end}}
 func (s *{{.Name|UpperType}}) set(key string, val any) {
diff --git a/middleware/jwt/token.go b/middleware/jwt/token.go
index 3047e1e..ba60250 100644
--- a/middleware/jwt/token.go
+++ b/middleware/jwt/token.go
@@ -59,7 +59,7 @@ func Parse(key string, tokenStr string) (*UserInfo, error) {
 	}
 	str, err := Decrypt(tokenStr, []byte(key), key)
 	if err != nil {
-		return nil, err
+		return nil, errors.Unauthorized("TOKEN_ERROR", err.Error())
 	}
 	token, err := jwt.Parse(str, func(token *jwt.Token) (interface{}, error) {
 		return []byte(key), nil