UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L7rXkjrmKb6c0SQlK33yq9O66To81qDZsDSshI5qx7g=' 
WHERE 
  key_id = '27065e6845b7237dc7ef21082d28f2c292025c4b26a56fd3df9a27f973a9d294' 
  AND (
    token = 'L7rXkjrmKb6c0SQlK33yq9O66To81qDZsDSshI5qx7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )