UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'QsksxUsTv5w+T5DyWF+Pzmyz9TpNY9mdmbev/VxEowM=' 
WHERE 
  key_id = 'ad079c729007512ce9a0353f76f11aabe41839d998939376b0653b9033df7913' 
  AND (
    token = 'QsksxUsTv5w+T5DyWF+Pzmyz9TpNY9mdmbev/VxEowM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )