UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlLJqYatP+c/fDmyv2GCxDVOjgVEJuYMNjoAade6FHM=' 
WHERE 
  key_id = '28ca107e2fb33f6477a871ff90eea1864d3d591159ee97588d0683864b2a784e' 
  AND (
    token = 'zlLJqYatP+c/fDmyv2GCxDVOjgVEJuYMNjoAade6FHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )