UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/4ug+lZVFQv6OPNZA9FLAKnOJNw2UbJm0GEKXY+6bU=' 
WHERE 
  key_id = '56b12286d4c03ec067a55fec66a00e0bba5dccbff13a4400ab61117f482619af' 
  AND (
    token = 'M/4ug+lZVFQv6OPNZA9FLAKnOJNw2UbJm0GEKXY+6bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )