UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vkBx0fBgoCSAsNjDswGk11BnVh1aYHkgoNQM0mkgii0=' 
WHERE 
  key_id = '08ad45c6bc39cd1de44412887da7331dcf21287c89be300657b365a3d5e3e5cf' 
  AND (
    token = 'vkBx0fBgoCSAsNjDswGk11BnVh1aYHkgoNQM0mkgii0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )