UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '36X9ggitc9vKmXjA60U2F2kecGeh9+oid24PJWHIH1Q=' 
WHERE 
  key_id = '5ca6dcc84e8a529013e7790a46a11dd357b1b1777436d51553c5d1cf36fdd78d' 
  AND (
    token = '36X9ggitc9vKmXjA60U2F2kecGeh9+oid24PJWHIH1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )