UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ByixaCRki/VSIRXu7lk5oKMSBEM6xOkTVoPIEB2aRjQ=' 
WHERE 
  key_id = '187f35fb4ab08185c9c4c022c2007fc2f272a10137eb007af198a429f0f8022c' 
  AND (
    token = 'ByixaCRki/VSIRXu7lk5oKMSBEM6xOkTVoPIEB2aRjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )