UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'em4jSlx7eGajZiktwSZH74zHF7WQ2IJny1JPexrESvQ=' 
WHERE 
  key_id = '6c19cd326a67b2b9a838ff706d2d11dff6d0eb25dbc565951fab7a9ba123065e' 
  AND (
    token = 'em4jSlx7eGajZiktwSZH74zHF7WQ2IJny1JPexrESvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )