diff --git a/internal/statements/statement.go b/internal/statements/statement.go
index a52c6ca2..ca59817b 100644
--- a/internal/statements/statement.go
+++ b/internal/statements/statement.go
@@ -208,20 +208,18 @@ func (statement *Statement) quote(s string) string {
 
 // And add Where & and statement
 func (statement *Statement) And(query interface{}, args ...interface{}) *Statement {
-	switch query.(type) {
+	switch qr := query.(type) {
 	case string:
-		cond := builder.Expr(query.(string), args...)
+		cond := builder.Expr(qr, args...)
 		statement.cond = statement.cond.And(cond)
 	case map[string]interface{}:
-		queryMap := query.(map[string]interface{})
-		newMap := make(map[string]interface{})
-		for k, v := range queryMap {
-			newMap[statement.quote(k)] = v
+		cond := make(builder.Eq)
+		for k, v := range qr {
+			cond[statement.quote(k)] = v
 		}
-		statement.cond = statement.cond.And(builder.Eq(newMap))
-	case builder.Cond:
-		cond := query.(builder.Cond)
 		statement.cond = statement.cond.And(cond)
+	case builder.Cond:
+		statement.cond = statement.cond.And(qr)
 		for _, v := range args {
 			if vv, ok := v.(builder.Cond); ok {
 				statement.cond = statement.cond.And(vv)
@@ -236,23 +234,25 @@ func (statement *Statement) And(query interface{}, args ...interface{}) *Stateme
 
 // Or add Where & Or statement
 func (statement *Statement) Or(query interface{}, args ...interface{}) *Statement {
-	switch query.(type) {
+	switch qr := query.(type) {
 	case string:
-		cond := builder.Expr(query.(string), args...)
+		cond := builder.Expr(qr, args...)
 		statement.cond = statement.cond.Or(cond)
 	case map[string]interface{}:
-		cond := builder.Eq(query.(map[string]interface{}))
+		cond := make(builder.Eq)
+		for k, v := range qr {
+			cond[statement.quote(k)] = v
+		}
 		statement.cond = statement.cond.Or(cond)
 	case builder.Cond:
-		cond := query.(builder.Cond)
-		statement.cond = statement.cond.Or(cond)
+		statement.cond = statement.cond.Or(qr)
 		for _, v := range args {
 			if vv, ok := v.(builder.Cond); ok {
 				statement.cond = statement.cond.Or(vv)
 			}
 		}
 	default:
-		// TODO: not support condition type
+		statement.LastError = ErrConditionType
 	}
 	return statement
 }