UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZdkmLBEVf121TG8T5zOKmajHHZ2+GBbIbhx9dMoyyRs=' 
WHERE 
  key_id = '38c62cfefca43fe47b8d052dc250b2f8acafb63b2a08e4ac8c880df73946474b' 
  AND (
    token = 'ZdkmLBEVf121TG8T5zOKmajHHZ2+GBbIbhx9dMoyyRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )