UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dz754+uteiHL1DbUXjTlZYz+swTVGRG8Tg76Jm3i9H0=' 
WHERE 
  key_id = '3e9f45fb0934e6f1656f82990d1ee68c531ec92f1ae0cbefd23d273a43a18728' 
  AND (
    token = 'Dz754+uteiHL1DbUXjTlZYz+swTVGRG8Tg76Jm3i9H0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )