UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BKcwBuZU5FkQhD0COyoWRrSUeVMQjln8dq9JcoKgLEA=' 
WHERE 
  key_id = '4596683bfd3d2f96346fcf309c82de3e74ea23b985a5a339111e91497873610b' 
  AND (
    token = 'BKcwBuZU5FkQhD0COyoWRrSUeVMQjln8dq9JcoKgLEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )