UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mf8Z1G31eF439wXSOdFB6HcymsHB5uPZ42ceGzfl4gA=' 
WHERE 
  key_id = '751b0aa6af67c5e33c3e01d9cb4b894866025eb462b77ef2f55e8ad9fdb39bea' 
  AND (
    token = 'Mf8Z1G31eF439wXSOdFB6HcymsHB5uPZ42ceGzfl4gA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )