UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zkJsGVTYieDpWKdqzbIQzL5V1hLuNyjHliDssVbOttc=' 
WHERE 
  key_id = 'c20e7a2f014bc40a5c735745e09f270cd2c5bec0a0eb57c16d4c5dfc4718d587' 
  AND (
    token = 'zkJsGVTYieDpWKdqzbIQzL5V1hLuNyjHliDssVbOttc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )