UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OUcUKjX8PsO6qXfWhCCmFcdPfwnxCDrKf5hogiVNqW0=' 
WHERE 
  key_id = 'c2f6ce0638d56112ec96a8dea9c68cdc1781268bfd45e538cc1738e6e8e63a62' 
  AND (
    token = 'OUcUKjX8PsO6qXfWhCCmFcdPfwnxCDrKf5hogiVNqW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )