UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pu/TNiY4T47ufS98D/tFzYmemZCdivgwG7AbInYCSMw=' 
WHERE 
  key_id = '8d3739610846a15866bb17638c945dae47c6226879ed8a0216186d1ef473a788' 
  AND (
    token = 'Pu/TNiY4T47ufS98D/tFzYmemZCdivgwG7AbInYCSMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )