UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gBYRTxTk0OyXPomaIqvW06ubokCZSIGlWVAQf8rJuoU=' 
WHERE 
  key_id = '8a52b75ea987ae9521bde296a24411e044f6639ade3d57b837575aa9672f81dd' 
  AND (
    token = 'gBYRTxTk0OyXPomaIqvW06ubokCZSIGlWVAQf8rJuoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )