UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6YThJpCKIQUXBf5+zoBEBI3F/lxO/kQ4PnmlrrhIW74=' 
WHERE 
  key_id = 'a6809613561b3fdb7b0e0a5de2e466c301a7881f099af8201021938eeb39b07d' 
  AND (
    token = '6YThJpCKIQUXBf5+zoBEBI3F/lxO/kQ4PnmlrrhIW74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )