UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LR65zoyIqQyBd+M02VEDUJ+6LhQw9ApRwMgF7u71O8I=' 
WHERE 
  key_id = '4540b83b0c51933055a43a8a69e8a043cdc3b91d0e587f8eb4810994a1b44746' 
  AND (
    token = 'LR65zoyIqQyBd+M02VEDUJ+6LhQw9ApRwMgF7u71O8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )