UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9jBi3oHX0v/1oKJwFBuLeijqsZiF0nvCBC/Ro+JuYto=' 
WHERE 
  key_id = '27c06412d34efca1f5f3d1e76b1fc34c7cf57c3622103efb678d1f5bb68413e2' 
  AND (
    token = '9jBi3oHX0v/1oKJwFBuLeijqsZiF0nvCBC/Ro+JuYto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )