UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IrLju1WtMW1XAlq4j/7XKcClGMfyXInW1vxCPWzCQnc=' 
WHERE 
  key_id = '6a6b7c2dbb44235c34d289d98a48b0384680c889bd2b842a4f876c954b6d4748' 
  AND (
    token = 'IrLju1WtMW1XAlq4j/7XKcClGMfyXInW1vxCPWzCQnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )