UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UQnZU6rMlWCF8MtwCsjyxCX8JHXcRoAPydV69t6eP4w=' 
WHERE 
  key_id = 'c6544293ab4f8fd6016464382fe6595ec60fd6848a94d565ae7d9857ae86cb3d' 
  AND (
    token = 'UQnZU6rMlWCF8MtwCsjyxCX8JHXcRoAPydV69t6eP4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )