UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6B2QvIJrAGO3IZa23RqIWBJiJYH1ypZmVNcJKxhKYvg=' 
WHERE 
  key_id = '35202934b9d07980c53cc2fe41fa770ebfd5bc6df13d9e6ec4d008a5cc16fe2a' 
  AND (
    token = '6B2QvIJrAGO3IZa23RqIWBJiJYH1ypZmVNcJKxhKYvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )