1994 Honda accord lx key problems?

[Mike]

I have a 1994 Honda accord lx(4Door) the problem that i am having is my key will only open the driver side door and in the car ignition the key that i have is NOT the valet key... the key will not open the trunk, passenger side door etc... Can anyone tell me what the problem is and how will i be able to fix it?(My doors and trunk work fine from the inside)