UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VznyfYxvP+1IKYa0T+9jj1D9T9cEL6nfP6SoiqOALWM=' 
WHERE 
  key_id = 'c6e580650dc8812126cf75289ac0b2eef6eb8af2e2414056b0c6e4c6fbfb4266' 
  AND (
    token = 'VznyfYxvP+1IKYa0T+9jj1D9T9cEL6nfP6SoiqOALWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )