protected function loadPage()
 {
     $table = new PhabricatorConduitToken();
     $conn_r = $table->establishConnection('r');
     $data = queryfx_all($conn_r, 'SELECT * FROM %T %Q %Q %Q', $table->getTableName(), $this->buildWhereClause($conn_r), $this->buildOrderClause($conn_r), $this->buildLimitClause($conn_r));
     return $table->loadAllFromArray($data);
 }
 protected function collectGarbage()
 {
     $table = new PhabricatorConduitToken();
     $conn_w = $table->establishConnection('w');
     queryfx($conn_w, 'DELETE FROM %T WHERE expires <= %d
     ORDER BY dateCreated ASC LIMIT 100', $table->getTableName(), PhabricatorTime::getNow());
     return $conn_w->getAffectedRows() == 100;
 }