UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h4ItZUIci9e0hV7Z6efk4rZLg7gJb17NVdE5TSJ7X0k=' 
WHERE 
  key_id = '2a300b6b2fafff4da91d3cfdf2d32d445e3a28c14a7bbee41d3db4a154989c36' 
  AND (
    token = 'h4ItZUIci9e0hV7Z6efk4rZLg7gJb17NVdE5TSJ7X0k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )