UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ou9oz6z5q66h7FthPuQ0hgb5faOMv98Ow3lM4lZcvVw=' 
WHERE 
  key_id = '74cdf099176d1066ee8aa307b7547100e42881b12a727aec000289c707837a19' 
  AND (
    token = 'Ou9oz6z5q66h7FthPuQ0hgb5faOMv98Ow3lM4lZcvVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029