UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fxQEK/54E0tAdzcXXxD5pZuX+bc3yyzIjGPWsgWmjs0=' 
WHERE 
  key_id = '1850c698d1f2a2f553e6b5c3c46392dcb70063c025428c8369e3cb7eebefa41c' 
  AND (
    token = 'fxQEK/54E0tAdzcXXxD5pZuX+bc3yyzIjGPWsgWmjs0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )