UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i64RlnfYL5ordcLvUHoXR/a83W/33v2vXiPN3NK/X7U=' 
WHERE 
  key_id = 'f3b2550a6050cd6b250d09ad861bd0bbbabe71d20fd0a51bcf79fd16e4fbd44c' 
  AND (
    token = 'i64RlnfYL5ordcLvUHoXR/a83W/33v2vXiPN3NK/X7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )