UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd/R/c2QNqs2Fa8+yHOCI7X0xB4xAXQQ8rZFL/NYGx7M=' 
WHERE 
  key_id = '99e0ad1161d54087f15ee0bf4cf1a1939b9b06494b44539698d103d5bddc5e7e' 
  AND (
    token = 'd/R/c2QNqs2Fa8+yHOCI7X0xB4xAXQQ8rZFL/NYGx7M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )