UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Li5Ay1iLPf3eAct7jsy457+oMxIICZm3Zyx55Xs+c6c=' 
WHERE 
  key_id = '982a83f74083e5e3eff1989506eba8a5ab8801a08ccdac3849ba3ee90f83ddf9' 
  AND (
    token = 'Li5Ay1iLPf3eAct7jsy457+oMxIICZm3Zyx55Xs+c6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )