CLearningGroupLesson::update

static function update($arFields)
{
	global $DB;

	if ( ! self::checkFields($arFields) )
		return false;

	$delay    = (int) $arFields['DELAY'];
	$lessonId = (int) $arFields['LESSON_ID'];
	$groupId  = (int) $arFields['LEARNING_GROUP_ID'];

	$strSql = "UPDATE b_learn_groups_lesson 
		SET DELAY = $delay
		WHERE LEARNING_GROUP_ID = $groupId AND LESSON_ID = $lessonId
	";

	$rc = $DB->query($strSql, $bIgnoreErrors = true);

	return ($rc !== false);
}