UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'si6CFxw0euSV5tTBtC1gQIzNk3Irbn9OQthCIxnNsmw=' 
WHERE 
  key_id = 'a40d811bf975dd51502e60ca2a185822ddf4f9263bf65e2385b2f22c11a8678e' 
  AND (
    token = 'si6CFxw0euSV5tTBtC1gQIzNk3Irbn9OQthCIxnNsmw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )