UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QUgA3Snk4c85/E47WDtUMC75ajqIUvchTnHVf4qYUxU=' 
WHERE 
  key_id = '1a4bba28dab0f02d7de4d602eeff066048819a7ae504ff578751757fc9277af4' 
  AND (
    token = 'QUgA3Snk4c85/E47WDtUMC75ajqIUvchTnHVf4qYUxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )