UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dG8EsGtskuJ9fNDrrsrvWJH+zJ9y427sqjVCGOzytGo=' 
WHERE 
  key_id = '6e5a4b397687b18a22be489fb26bffe949a07b34deb4a980c9c732154cbe1c67' 
  AND (
    token = 'dG8EsGtskuJ9fNDrrsrvWJH+zJ9y427sqjVCGOzytGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )