UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Cvi3Ya30NhDGjtLykrQLy15o44bOCqgyMNmcs8TlMY=' 
WHERE 
  key_id = '035b18979cb0f77f823b6ea7f2746bdc2223ed42c35074dc19a3333afa5c2050' 
  AND (
    token = '6Cvi3Ya30NhDGjtLykrQLy15o44bOCqgyMNmcs8TlMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )