UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rC/wOXEGqsl4bO04yo0JA6kbWNLruqBGqJ4atwxpHJg=' 
WHERE 
  key_id = '688ea93bc0c92393bc1a3648c378852b342abf9970ace0920b2b4a30ef82aeda' 
  AND (
    token = 'rC/wOXEGqsl4bO04yo0JA6kbWNLruqBGqJ4atwxpHJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )