UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QYDtxskjKAFjEz13YMxHfGHqcjPof+cmtBVWYuR7/QQ=' 
WHERE 
  key_id = '35003f03fda675393ae45bf61aec7478feb1a953513c39d1988e715832bec314' 
  AND (
    token = 'QYDtxskjKAFjEz13YMxHfGHqcjPof+cmtBVWYuR7/QQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )