UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujPjoVZN6SEb2eyiEOvXVufgmmrL6uEHANCiF6mQAKo=' 
WHERE 
  key_id = '7b027e633ffc7922852898fe19be306d1b2eac53e3e2900cbb48f0e8c71c1548' 
  AND (
    token = 'ujPjoVZN6SEb2eyiEOvXVufgmmrL6uEHANCiF6mQAKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )