UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93A9HKtzE02bdt3BHihWEWJx1XdNgL7FAa313DI3Euw=' 
WHERE 
  key_id = '50d3d83d73653eed3c5b1bee325314bd37e4e7e9b6d4f3b165866f0fb9aeec47' 
  AND (
    token = '93A9HKtzE02bdt3BHihWEWJx1XdNgL7FAa313DI3Euw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )