UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fi3f/3aPX0ppo9LiqCcPkqPdcIDTCy5cvOFARf7s4mA=' 
WHERE 
  key_id = '876c73872a6e303dda028a9820fce1587846272bc8caa31d93e2916c19bf46df' 
  AND (
    token = 'Fi3f/3aPX0ppo9LiqCcPkqPdcIDTCy5cvOFARf7s4mA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )