UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yytMkooJHvtjiXui6CsrX7H0jyHQet+Btupsqxeal6Y=' 
WHERE 
  key_id = '97c084a74029f05f1820ce1ab8504abf0d82f8c8d88ee2e507f165ed2543e374' 
  AND (
    token = 'yytMkooJHvtjiXui6CsrX7H0jyHQet+Btupsqxeal6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )