UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6SG3gfVDkYRMQL/iFlM1m/RObrwhTXu3VkpUT+XGc50=' 
WHERE 
  key_id = '2aa510b5f70cdb434e5b667e2c8c8b6a23e281ecf045eee9e08e202a2b326adb' 
  AND (
    token = '6SG3gfVDkYRMQL/iFlM1m/RObrwhTXu3VkpUT+XGc50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )