UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KtsgUqowijhaXxORIqNS8JAREz5XEf2ECfMkYLUFoK8=' 
WHERE 
  key_id = '1471e8fd18845890a12ec887230a71baa816854650360e54aa4e10078b53666e' 
  AND (
    token = 'KtsgUqowijhaXxORIqNS8JAREz5XEf2ECfMkYLUFoK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )