Drupal 8 update moderation state

$nids = \Drupal::entityQuery('node')->condition('type', 'event')->condition('status', 0)->execute();
$nodes = entity_load_multiple('node', $nids);
foreach ($nodes as $entity) {
  $entity->set('moderation_state', 'published');
  if ($entity instanceof RevisionLogInterface) {
    $entity->setRevisionLogMessage('Programatically updating workflow state.');
    $entity->setRevisionUserId(\Drupal::currentUser()->id());
  }
  $entity->save();
}