UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W1sRv1qhEykuLoFBEEdkDqgSKV3M/s+a8/APgSVDLQc=' 
WHERE 
  key_id = '7b2860fd6ee6626707cfb18c6c867d11b07648b388c3a9ecf3fd9c527fae0ff2' 
  AND (
    token = 'W1sRv1qhEykuLoFBEEdkDqgSKV3M/s+a8/APgSVDLQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )