UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/dtjsLIaRGWBb9BbBz5WLuesIcYC6AimkmjAmEkzcGc=' 
WHERE 
  key_id = 'd9994fc5f977cec45e6ecc4fc32bd45be9261a95e1ace0423b02904e288245f4' 
  AND (
    token = '/dtjsLIaRGWBb9BbBz5WLuesIcYC6AimkmjAmEkzcGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )