UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'twyRhjx5zRJ3lt34gpAkPjzHmnF9OtbJccsUlvejISs=' 
WHERE 
  key_id = '902a4707cd1705641e4d76dbc13505169dda4e9f1d1771a301f0e45193362777' 
  AND (
    token = 'twyRhjx5zRJ3lt34gpAkPjzHmnF9OtbJccsUlvejISs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )