UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XqyZHHQ7/gyln7/ynkF+vQ6rO6JKhBKMzvUfnQIetJU=' 
WHERE 
  key_id = '6a508eb8b74d1b5c56e44d42ad4684f033a6303329d612ad904669d4cc890c21' 
  AND (
    token = 'XqyZHHQ7/gyln7/ynkF+vQ6rO6JKhBKMzvUfnQIetJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )