UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bXn6Stp4vUWZONDF98KZeVzNxGNZDcIy5B1GEr+3i/k=' 
WHERE 
  key_id = 'a5ce33073584c53587df76db3847138fb48f2516f564f441a45e5d88438a8bde' 
  AND (
    token = 'bXn6Stp4vUWZONDF98KZeVzNxGNZDcIy5B1GEr+3i/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )