UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wzeRv+evhe0cUomDDdAobHSd7jbP35JFTdOeqU/SXGQ=' 
WHERE 
  key_id = '3cb40ebb24aee4666283bac211e0595b988340a1dcf153ceabb1bd7540d6e903' 
  AND (
    token = 'wzeRv+evhe0cUomDDdAobHSd7jbP35JFTdOeqU/SXGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )