UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RRmin0nZtmI0wh0rY1gCO//uinhiN6mKcwGpVGYiC1E=' 
WHERE 
  key_id = 'a4e618bf18c90a5d88c761a456f2b144f2840446f7451d448e73a3d00d824e9a' 
  AND (
    token = 'RRmin0nZtmI0wh0rY1gCO//uinhiN6mKcwGpVGYiC1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )