UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kKCx7kcJ+F2Mm1yMfN+w+qGCvk7fi+vhpwr7xh+3I5A=' 
WHERE 
  key_id = '491f0a87f03ef29cacc17e075b010840a9964b92771a91c4b27fac99a8231da2' 
  AND (
    token = 'kKCx7kcJ+F2Mm1yMfN+w+qGCvk7fi+vhpwr7xh+3I5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )