UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6JyXSIZoYLlEDIK8fIx7SqmvVhwe6qgXjAptQ7aKTmM=' 
WHERE 
  key_id = 'b1d20adf8ae8f63757d65d64921db1a833c0f9481e162b681c892979f8e46283' 
  AND (
    token = '6JyXSIZoYLlEDIK8fIx7SqmvVhwe6qgXjAptQ7aKTmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )