UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C1rueDuONRHv9TxR8UXozaOcrE62IVl4f5fngHlVouA=' 
WHERE 
  key_id = '84f9c57598cfa3f0212ba811a72e27fc74c502411bbde77e6451eb3301613087' 
  AND (
    token = 'C1rueDuONRHv9TxR8UXozaOcrE62IVl4f5fngHlVouA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )