UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2IXjXCJBagXFHX6pHK7lkdR/0p2IlseWyBpJQHKshvE=' 
WHERE 
  key_id = 'c309b392d1eae1e386e2016ef5b08fa7219a8e0b9b36b14765cb8ca4bb6493e9' 
  AND (
    token = '2IXjXCJBagXFHX6pHK7lkdR/0p2IlseWyBpJQHKshvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )