UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qf5T60QXeDPeKfzyZLWrFDXZteguBc2lQ2o4Wj+hdvg=' 
WHERE 
  key_id = '2691a17ea99189a8f36452e42c33c95b258565c949d4616bda2765ad518a87b4' 
  AND (
    token = 'Qf5T60QXeDPeKfzyZLWrFDXZteguBc2lQ2o4Wj+hdvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )