UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+4US0+jKkmAalMzm6cpwxcLXOlctel3WmhBgjceOEx8=' 
WHERE 
  key_id = 'caf909b454dfad58b346639805be71d392a37f439936eb7abd19394d7430249e' 
  AND (
    token = '+4US0+jKkmAalMzm6cpwxcLXOlctel3WmhBgjceOEx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )