UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oub0I4VICxoSJ92UaShi3owzmkSv6Cq6+QajR5Lfrgk=' 
WHERE 
  key_id = '4c81ff55d270d58ef0c9b07f575952ddb29a1625ad088b985243a675d8398c1e' 
  AND (
    token = 'oub0I4VICxoSJ92UaShi3owzmkSv6Cq6+QajR5Lfrgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )