UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQWjahtz9riswwmSVao4mDF7POsT7bJNG3NufVhjiH8=' 
WHERE 
  key_id = '6a8b3d97a8fde068b49db1d0404a0a9f1648dc4725c2cb6b728cd5c6db83ebc4' 
  AND (
    token = 'RQWjahtz9riswwmSVao4mDF7POsT7bJNG3NufVhjiH8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )