UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X++glKNnAGMtmoZMK+nkQtF8PtLEuvpPxXts69zsI40=' 
WHERE 
  key_id = '93f7dd33628c814a670858ca36b130c99cb65589b3ae3d3999380b112ac1eee1' 
  AND (
    token = 'X++glKNnAGMtmoZMK+nkQtF8PtLEuvpPxXts69zsI40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )