UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KEkdyobQDHbs8AOKoK8EUuMh0nOyWz3E+qJtPL9/u9A=' 
WHERE 
  key_id = '2ec6b86a4c19430d2606950ae6b076e9faeda3367ea62091687b7e25a5f14239' 
  AND (
    token = 'KEkdyobQDHbs8AOKoK8EUuMh0nOyWz3E+qJtPL9/u9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021