UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R3hmREB0MJz0pGAQYtQ+QCtp1jzjVpW36bscnSZQm8c=' 
WHERE 
  key_id = 'a9dba31334a16b1a46858d99703be7f5b09215ece0341e4d2c6362821ba0ef10' 
  AND (
    token = 'R3hmREB0MJz0pGAQYtQ+QCtp1jzjVpW36bscnSZQm8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )