UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZ7ut+S5+saY6O5f1lXI7gmlXL1CKTPhP9RpjrIQdRM=' 
WHERE 
  key_id = '54c1e95f58c3e98c93256c1d1268a4251abd596e55ba15b4f0581c6dc5dd7081' 
  AND (
    token = 'uZ7ut+S5+saY6O5f1lXI7gmlXL1CKTPhP9RpjrIQdRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )