UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nL/t4q2fzld2MrY5VhlhynnbXhT9qIkLLt1DcqV3CZU=' 
WHERE 
  key_id = 'afad84e2929e789083e5b18f4c8170f15c0df57976e74bce9f59c47f071b470c' 
  AND (
    token = 'nL/t4q2fzld2MrY5VhlhynnbXhT9qIkLLt1DcqV3CZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )