UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4ez5402PV3QCxi63rgPbQtiK5LmOTwBvyFbmYwPC5WA=' 
WHERE 
  key_id = '227ea6862512cd22defae0706f8297afde68de8b691b8605929b2f5035dd7556' 
  AND (
    token = '4ez5402PV3QCxi63rgPbQtiK5LmOTwBvyFbmYwPC5WA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )