UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rfvlwz7VyUYSCGTd1RMwDnCP1ak0XUJgzUdwyRf0JSM=' 
WHERE 
  key_id = 'a500c5491f584f6892f6406d08cfefbe1e10ed562399d578dd5e20bbf214627c' 
  AND (
    token = 'Rfvlwz7VyUYSCGTd1RMwDnCP1ak0XUJgzUdwyRf0JSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )