UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gb1L8ieRYsOBaOzwGa4z/5iNuLLvMijUqeLIAx3Hwqs=' 
WHERE 
  key_id = '88d1ada75a9ac72c682eaa7fb58f1d35a8cc46c74866c73af4f56921ab75d9f7' 
  AND (
    token = 'Gb1L8ieRYsOBaOzwGa4z/5iNuLLvMijUqeLIAx3Hwqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )