UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EpBAAOHDdNChyhy8C3xl/EiqwQsTxZxvq4ydEzPfoB8=' 
WHERE 
  key_id = '4f6cd6de43ceff497955b50c2efb0e0fa9243dd82bedc9408194198ef09b9b68' 
  AND (
    token = 'EpBAAOHDdNChyhy8C3xl/EiqwQsTxZxvq4ydEzPfoB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )