You may use the AnimAll add on to do it. Go to User Preferences (Ctrl+Alt+U) and activate it.

Here are some examples how to use it:

• How do you animate image texture materials in blender cycles with keyframes?
• Animating eye texture in a head mesh
• How to create Motion Trail in Cycles

You may use the AnimAll add on to do it. Go to User Preferences (Ctrl+Alt+U) and activate it.

Here are some examples how to use it:

• How do you animate image texture materials in blender cycles with keyframes?
• Animating eye texture in a head mesh
• How to create Motion Trail in Cycles