UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QjSAxe+yhJKj3AE12t7Y6eQ8IbtmLYXp61PuwZUlzyQ=' 
WHERE 
  key_id = '1b5f9e68bb0b038cade1f053107162ea351918ab8d2e9aa3d15147237da5e832' 
  AND (
    token = 'QjSAxe+yhJKj3AE12t7Y6eQ8IbtmLYXp61PuwZUlzyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )