var furniName = "One Way Gate";

while (true)
{
    var loveLock = FloorItems.NamedLike(furniName).FirstOrDefault(fl =>
        Self.X >= fl.X - 4 && Self.X < fl.X + 4 &&
        Self.Y >= fl.Y - 4 && Self.Y < fl.Y + 4);

    if (loveLock != null)
    {
        Send(Out["EnterOneWayDoor"], loveLock.Id);
    }

    Delay(1);
}