UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M53GL80AtQRWZ0OXGNzWzIJiuaojseJKYtbEP9+6VPk=' 
WHERE 
  key_id = '7d0a6e738c815587b54bcbce200b77a9de48ff85f144f54e3b793bd4f7c0f091' 
  AND (
    token = 'M53GL80AtQRWZ0OXGNzWzIJiuaojseJKYtbEP9+6VPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )