UPDATE
vi_lock_keys
SET
expiry_at = UNIX_TIMESTAMP(NOW()) + 30,
token = 'u/34AyghjC+aLWTIFOlAFrvVbJmj8tBzKzjTow+Qh+Y='
WHERE
key_id = '4f693e51e5dbdf2768080c84d72cca19f1c9a18356cb9c599a275aefca30507d'
AND (
token = 'u/34AyghjC+aLWTIFOlAFrvVbJmj8tBzKzjTow+Qh+Y='
OR expiry_at <= UNIX_TIMESTAMP(NOW())
)