UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '40bh73XqjwzoS4MCR0d71Tw7904X0Blaxw28RYPujNM=' 
WHERE 
  key_id = 'a520c13df6ed4b83d16e40134405df52264d7ab6d9d7443b29c5e869feae5ed4' 
  AND (
    token = '40bh73XqjwzoS4MCR0d71Tw7904X0Blaxw28RYPujNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )