UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RRtYRDMV9Vf5uMhQGyDtxEp5b2kIIO77YJ41XnNqgfg=' 
WHERE 
  key_id = '3c761dc8c72d5a6875b6cc4b21ee2daa59a111c89d86e8cc186012e4f64a5bf8' 
  AND (
    token = 'RRtYRDMV9Vf5uMhQGyDtxEp5b2kIIO77YJ41XnNqgfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )