UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gpx7YowUhz31e13cm551s2vdC862yYq2vAJLBaAfvLI=' 
WHERE 
  key_id = '6d8bd97a2336db10e8782d8336c058d91477658d99431f7327b3fd9d81611734' 
  AND (
    token = 'gpx7YowUhz31e13cm551s2vdC862yYq2vAJLBaAfvLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )