UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9vs3AYERJm+aO5KMgFTqmcBGKx1rfvu+kkY/lGQ5p9s=' 
WHERE 
  key_id = '71e7dd53e49fb96e714355f64faba42c839a7c656364fcb91d95617704593738' 
  AND (
    token = '9vs3AYERJm+aO5KMgFTqmcBGKx1rfvu+kkY/lGQ5p9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )