\Bitrix\Main\Loader::includeModule('bizproc');

$dbWorkflowTemplate = \CBPWorkflowTemplateLoader::GetList(
    false,
    array(
        "DOCUMENT_TYPE" => [ 'iblock', 'CIBlockDocument','iblock_'.$iblockID ],
        "!AUTO_EXECUTE" => [0],
        "ACTIVE" => "Y",
    ),
    false,
    false,
    ['ID']
);
while ($arWorkflowTemplate = $dbWorkflowTemplate->fetch()){

    CBPDocument::TerminateWorkflow(
        $arWorkflowTemplate['ID'],
        array( "iblock", "CIBlockDocument", $arFields["absence_element_id"] ),
        $errorsTerminateWorkflow
    );

    CBPDocument::StartWorkflow(
        $arWorkflowTemplate['ID'],
        array("iblock", "CIBlockDocument", $arFields["absence_element_id"]),
        [],
        $errorsWorkflow
    );
}