UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lgFvJ9fa195YTy45ki8jixpi6tg3RzqrcFC5pRy4rWo=' 
WHERE 
  key_id = '2f5bbba5cf4b3fca9303db30cddea4d53f1c87fec4f05197886f6a9d20c1ff38' 
  AND (
    token = 'lgFvJ9fa195YTy45ki8jixpi6tg3RzqrcFC5pRy4rWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )