UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'po4oX23ZN2eLDcQ+gBoqPT86Khy+tO0Zv5b+R7QHZXI=' 
WHERE 
  key_id = '333c47ef49377860fb4120afaab17c32a7b8bcf98af1f16d9c6e587943046374' 
  AND (
    token = 'po4oX23ZN2eLDcQ+gBoqPT86Khy+tO0Zv5b+R7QHZXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )