UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't2SlbjPpBZ6Ism7hXv1lxiHtHBRfkn+/eN5xKI7rVTY=' 
WHERE 
  key_id = '1bfc0ab5751c17b2e96f66f7a5e051a027a6debcec7c482c16c00cce0ac3e6e0' 
  AND (
    token = 't2SlbjPpBZ6Ism7hXv1lxiHtHBRfkn+/eN5xKI7rVTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )