As you have unlocked the taskbar you can easily move to any other side at the edge of the desktop.

Following are the steps to unlock the taskbar

Just Right-click on the taskbar with the empty space if theirs a tick mark on lock the taskbar remove it by clicking on it and the taskbar is now being unlocked.
But kindly Note that to put it back into same place right click on the taskbar and then click mark on it and the taskbar is being locked.

Following are the steps how to move the taskbar

Just click on the taskbar and grab it with the help of the mouse button and you drag the taskbar to both the edges of the desktop and after placing the taskbar release the mouse button.