UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vewn9W1WEQpuV5tIoMmf1tyo78l8KD3RZKFXrw0VPTE=' 
WHERE 
  key_id = '28da7dd4cc9d87bbb755a05b1463409f2e06389642ee4d53a966e311aaf55ecf' 
  AND (
    token = 'Vewn9W1WEQpuV5tIoMmf1tyo78l8KD3RZKFXrw0VPTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )