UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Njg15+3LcX5YSnyAncaFRaxrXc8t62ULdcUcWwV7BI=' 
WHERE 
  key_id = '27b03d1fdc9f42eeb4244ff46adc6eaa92e6bd88891016946c1d32af0712c087' 
  AND (
    token = '6Njg15+3LcX5YSnyAncaFRaxrXc8t62ULdcUcWwV7BI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )