UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6lmKGOGEUZtD2XtmjHEzrl21FFNfhZGafm/SpHGj9A=' 
WHERE 
  key_id = '398f89ae35d55e7df0e5f719211be1cdbb0f23bc117b3377053b87fb2221e91c' 
  AND (
    token = 'U6lmKGOGEUZtD2XtmjHEzrl21FFNfhZGafm/SpHGj9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )