UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtImpJGwvNsgee6HBRt7Hg5HjzjTIsfmHRij/dPk9Js=' 
WHERE 
  key_id = '9e339fe056225902120abd13e16fef5a29a4b7e681fbc5d12774222bb45785ab' 
  AND (
    token = 'MtImpJGwvNsgee6HBRt7Hg5HjzjTIsfmHRij/dPk9Js=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )