UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KiErwgKaJpKXe0I8aiIOTGfr20uloz/5rcEKN0IoG3g=' 
WHERE 
  key_id = '15b355bd07a2deffe4acd0931f7032a98df78b589b44b67a4a95ccc8fa89cae7' 
  AND (
    token = 'KiErwgKaJpKXe0I8aiIOTGfr20uloz/5rcEKN0IoG3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )