UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+0FShEzcLxcBzfG29I6C5VJWnirH4Qba7XqRYvHvTnU=' 
WHERE 
  key_id = '1976e5b26a7176c05ba060d0632f25337e318d7e94f081f9ff86b353268c4e79' 
  AND (
    token = '+0FShEzcLxcBzfG29I6C5VJWnirH4Qba7XqRYvHvTnU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )