UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6CF7Ye1vkzc+ZPyhlA7bdp31SKVhXv2WRLyVRj2IaFI=' 
WHERE 
  key_id = 'dc1908b39c8cfd128f39da5cb9b6d13e038fbc8d61a4194de3cfc19ac7f7c4e8' 
  AND (
    token = '6CF7Ye1vkzc+ZPyhlA7bdp31SKVhXv2WRLyVRj2IaFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )