UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LpdADkSNZMpDNzcR7jpyRAEcC/mfrvy6kjt0atsUSco=' 
WHERE 
  key_id = '3840b720658864e67f521a56a1adb662072becb797d70f4b041e1622f5139320' 
  AND (
    token = 'LpdADkSNZMpDNzcR7jpyRAEcC/mfrvy6kjt0atsUSco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )