UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNwo9XWsmU/cjbJzYoB6qN51jciXAO3xX9AS2JyXEFo=' 
WHERE 
  key_id = '2146ce831f42791a8c051c64a4ffeddfb581fad9757f649440108e2e523bfacc' 
  AND (
    token = 'QNwo9XWsmU/cjbJzYoB6qN51jciXAO3xX9AS2JyXEFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )