UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Am5trda+wN6i9A4T4BkUpnq+rCuYiUPoeInqX+qxtDU=' 
WHERE 
  key_id = '2079d6a62cca5f368260d67397515cea4e6033a6888d53eaa18534293c35fceb' 
  AND (
    token = 'Am5trda+wN6i9A4T4BkUpnq+rCuYiUPoeInqX+qxtDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )