UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '481p/8ZueLGhlSNEwPW6VCc77gmpsPzwAfptxZiOGJI=' 
WHERE 
  key_id = 'a6e38f2341b8604448ee607c8f87b733e5d9bc052be6df6f3ec795a36f5fe78f' 
  AND (
    token = '481p/8ZueLGhlSNEwPW6VCc77gmpsPzwAfptxZiOGJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )