UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j9mNT1vhyryOnzDQOvwlWilWCAz9YQGOJM4xHwcH7z0=' 
WHERE 
  key_id = '453ba68d3ba245e7220c49a224fb281dd33e5c21bf91d5fb29e8fea4e0997e04' 
  AND (
    token = 'j9mNT1vhyryOnzDQOvwlWilWCAz9YQGOJM4xHwcH7z0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )