UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vWYE2NvbqoxR5lf0hse+qXoADl5laL2ek9YibNdOnaE=' 
WHERE 
  key_id = 'a350e712e501477b1be9c53608a8599c3d3cf95310bb9c8fff9a88587e337556' 
  AND (
    token = 'vWYE2NvbqoxR5lf0hse+qXoADl5laL2ek9YibNdOnaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )