UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h7nAAy9pU1zm933/Rk7A5o2zODPnIVDu1ylyFyVZPoE=' 
WHERE 
  key_id = '9a58e2f5bd692a8b4985fd8f096d06f79fc3e823a4375fd461f64e130015f3b1' 
  AND (
    token = 'h7nAAy9pU1zm933/Rk7A5o2zODPnIVDu1ylyFyVZPoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )