De las reglas revisadas en inglés, desde luego no hay lugar a dudas de que se puede:
If you cannot or do not want to perform any of the 5 actions, you can still use this alternative action and take 1 X-token.
You can perform this action using any Action card. It is independent of the value of the card’s slot and you cannot use X-tokens to increase the strength of the action. It doesn’t matter whether the Action card has been upgraded.
You must still select an Action card, move it to slot 1, and shift the intervening cards to the right. Then, take an X-token. If you already have 5 X-tokens, you cannot perform this action.
Vamos, que ya te dicen que uses cualquiera de las 5 independientemente de su posición y que la pongas en el 1.