UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/QRMzslHHsrfv0fXgnniVdQ+roDjz1jve8NV3bv2Xy0=' 
WHERE 
  key_id = '829d98305a2cb13e7c39d5391e29cca05c3790d81b571ca9fea820ff09c375c5' 
  AND (
    token = '/QRMzslHHsrfv0fXgnniVdQ+roDjz1jve8NV3bv2Xy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )