UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+E7RVgakS6BZCb60xjnYZe+611pSUPwNc+6EDYtWeWo=' 
WHERE 
  key_id = 'afc6be9f55f720aa78bb57c6f1f5c4c6480aea586c6b6624c3094b788603afb4' 
  AND (
    token = '+E7RVgakS6BZCb60xjnYZe+611pSUPwNc+6EDYtWeWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )