UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sMOFe3Z5V1H0sRTSDLGqdzSkS8NavJhiV9ulnNtg/7w=' 
WHERE 
  key_id = '8eaa47b0a8231f9e362ff1bda335937a80476884cc6fd63d904791090183b736' 
  AND (
    token = 'sMOFe3Z5V1H0sRTSDLGqdzSkS8NavJhiV9ulnNtg/7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )