You might also retrieve the key and return it to her as needed. I attend a church that is spiritual, not religious. I have dated several men I met there, expecting that they would have a spiritual orientation in relationship. I think you're confusing spiritual with perfect. To be a spiritual person is to live as if you are connected to all that is and to be conscious that you contain the potential for anything.
Spiritual people own their imperfections.
They are open and active in self-transformation. So it is possible for someone to be commitment-phobic and still be spiritual, if they are aware and attentively healing that aspect of themselves. By the way, don't be fooled by savvy marketing. Spirituality has nothing to do with rituals, services, dogma, disciplines or doctrine. If you're attending a church, you're part of a religion.