UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/rUhV6ADjOzk8jYP/bn0y15s2KS1ytjg1yAYvaqLO8=' 
WHERE 
  key_id = '7739bb607c98a4a3799a50ddf311d92bb03c274db3bc1ceb7501355f72b259e1' 
  AND (
    token = 'N/rUhV6ADjOzk8jYP/bn0y15s2KS1ytjg1yAYvaqLO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )