Solved:
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/cryptography /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/cryptography
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/cryptography-2.0.2.dist-info /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/cryptography-2.0.2.dist-info
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/cffi /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/cffi
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/cffi-1.10.0.dist-info /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/cffi-1.10.0.dist-info
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/_cffi_backend.so /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/_cffi_backend.so
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/.libs_cffi_backend /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/.libs_cffi_backend
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/zope.interface-4.1.3-py2.7-nspkg.pth /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/zope.interface-4.1.3-py2.7-nspkg.pth
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/zope.interface-4.1.3-py2.7.egg-info /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/zope.interface-4.1.3-py2.7.egg-info
ln -s /opt/eff.org/certbot/venv/local/lib64/python2.7/dist-packages/zope/interface /opt/eff.org/certbot/venv/local/lib/python2.7/dist-packages/zope/interface
Also, I did not tried another workaround but it looks it works too:
/opt/eff.org/certbot/venv/local/bin/pip install cryptography interface