UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QzWVMQjDkyXh1Iagt5jtcPbFHgqqAkPseH4Zt40joEI=' 
WHERE 
  key_id = '49cff8548db20d98f94128ad30069d26a7b444374d329d1c0e468f9870691586' 
  AND (
    token = 'QzWVMQjDkyXh1Iagt5jtcPbFHgqqAkPseH4Zt40joEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )