UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kZCvVs/3MHyD7SsCvohUtux42vcIj4zwpSngzKtXq9E=' 
WHERE 
  key_id = '8a4ca02cc43ea4d119b963afed7dfb1e8514c41da5b7243e66d0ff77acb0aab3' 
  AND (
    token = 'kZCvVs/3MHyD7SsCvohUtux42vcIj4zwpSngzKtXq9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )