UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kx+4E8NMheYGmvTztp14vw5E4B6ZIJcSsaoqAmblQ/Y=' 
WHERE 
  key_id = 'e8eafcc684aa996cd2c2e5630cbeed60acb174bf932c176e3d8520486167040c' 
  AND (
    token = 'Kx+4E8NMheYGmvTztp14vw5E4B6ZIJcSsaoqAmblQ/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )