UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jwO5qCK86nBrHzbfuRDeAP0nZJan3O/9i6cY5BPicqo=' 
WHERE 
  key_id = 'f81bfd5ba0a25493b68b43ab8fca3f40c3db258e2fa52891e872938d30bc5075' 
  AND (
    token = 'jwO5qCK86nBrHzbfuRDeAP0nZJan3O/9i6cY5BPicqo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )