UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PdhnXaVaUdmj4dgwZbAD81JQu0Jm3DkBGmsT9GhBNDA=' 
WHERE 
  key_id = '18896cc903b06a8e2951fac069f055af75c9c24b74fe826f699073136b66fe1b' 
  AND (
    token = 'PdhnXaVaUdmj4dgwZbAD81JQu0Jm3DkBGmsT9GhBNDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )