UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VaVdORSxKXxcTz0kPWYWQptsTW7IZCnBHxQ/cVG4ync=' 
WHERE 
  key_id = '35615ea1ba2246db22bc9495aa0a5cc5991b5fd402b990068be5edb264c3f60f' 
  AND (
    token = 'VaVdORSxKXxcTz0kPWYWQptsTW7IZCnBHxQ/cVG4ync=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )