UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMc8XM+E/3IULZL9p/Bdko4agebitwQQFgLaWnCNRxI=' 
WHERE 
  key_id = '896594441f3b5af08a64389337d7bb96f506180b292a080f0b9ae208176f77b9' 
  AND (
    token = 'xMc8XM+E/3IULZL9p/Bdko4agebitwQQFgLaWnCNRxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )