UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DbVc52vbajtVlZN1P3CdUOlu1405oU4gXlfpYpEM7PE=' 
WHERE 
  key_id = '15bef16b7adf8a69f9a98d4fa5db7b1eb8b40c44a97565115484e9fb6a9db6b4' 
  AND (
    token = 'DbVc52vbajtVlZN1P3CdUOlu1405oU4gXlfpYpEM7PE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )