UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lxllBpT4aMXh9ozWJe0uQc4KCgnQPYBNZUGcC7Bo2BM=' 
WHERE 
  key_id = 'b20a4d193053f56213ef406adb183c29c4e28a6f523d2bc6cda855b060334e0b' 
  AND (
    token = 'lxllBpT4aMXh9ozWJe0uQc4KCgnQPYBNZUGcC7Bo2BM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )