UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ScTWlLYbpBQWTHuUXuHM/b7OVpP3m2OZ38kmRntXKfE=' 
WHERE 
  key_id = 'a7a049fa3963f1b41de239e15ae98bce46e824394ae735ff58a272e52327ad1d' 
  AND (
    token = 'ScTWlLYbpBQWTHuUXuHM/b7OVpP3m2OZ38kmRntXKfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )