UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdMlXaolPwI0MnwHKq+eG21vSMO6+BCn74pYtXFhAVc=' 
WHERE 
  key_id = '23591c520a3f2ab6572f4f9304e63f931f35b6bee59e59b27557213c447668c4' 
  AND (
    token = 'MdMlXaolPwI0MnwHKq+eG21vSMO6+BCn74pYtXFhAVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )