UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LiU79rk4gCpOs1CsMsLJ4cqMl49D1RABNYLi+zZ8BAk=' 
WHERE 
  key_id = '1fb250e6a729ec5ca8e1f16acc99768542a4c8afc2e90c447b9dfb21351547b7' 
  AND (
    token = 'LiU79rk4gCpOs1CsMsLJ4cqMl49D1RABNYLi+zZ8BAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )