UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TpBPQl7naXD1PPwAH0wIVzmkpEnFb8CSz/ogZeon5OY=' 
WHERE 
  key_id = '4ea59c0633e728c8f51c17e7cd2e6a9953d2ffddab2ab257bb240e7c2c45b7d8' 
  AND (
    token = 'TpBPQl7naXD1PPwAH0wIVzmkpEnFb8CSz/ogZeon5OY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )