UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '478/Y+0ST9MV9OM7XaprDH6EwHdcb4Xdb1BIcc+G80A=' 
WHERE 
  key_id = '50301f643a827d209bb6787cc438a663b11b731c9f473018cdbb56f044bb5a20' 
  AND (
    token = '478/Y+0ST9MV9OM7XaprDH6EwHdcb4Xdb1BIcc+G80A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )