UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4k6IzPifKh/6jI3Yakg4MhXqlxcjKzFBVbGhsTIrHqE=' 
WHERE 
  key_id = 'ec346ef7babed625e3c01ba143ecaa84460b07aa14a186ca970776e379b794e0' 
  AND (
    token = '4k6IzPifKh/6jI3Yakg4MhXqlxcjKzFBVbGhsTIrHqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )