UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VWCaCXLJw+G7h/7Big1KaRQJd4HgDBmkbjx2m8o79fI=' 
WHERE 
  key_id = '3622e836c30cb3a4034381d5645f9aa3e5502652e83838e22275f15a157c4d89' 
  AND (
    token = 'VWCaCXLJw+G7h/7Big1KaRQJd4HgDBmkbjx2m8o79fI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )