UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4jTX1/78JB46/znciYvv049OdClW2pce7eIC5+wRqFM=' 
WHERE 
  key_id = '6504fe3b8f650a988fb19e41bc244298f8e073bc3d4bd6f422f055a8237fd8f0' 
  AND (
    token = '4jTX1/78JB46/znciYvv049OdClW2pce7eIC5+wRqFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )