/** * @see IOAuth2Storage::unsetRefreshToken() */ public function unsetRefreshToken($refresh_token) { try { $sql = 'DELETE FROM ' . self::TABLE_TOKENS . ' WHERE refresh_token = :refresh_token'; $stmt = $this->db->prepare($sql); $stmt->bindParam(':refresh_token', $refresh_token, PDO::PARAM_STR); $stmt->execute(); } catch (PDOException $e) { $this->handleException($e); } }