UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iu7LLH8mBGReG3f0tMKu5dM34baoRRLYRclcHW/KDTE=' 
WHERE 
  key_id = '18abc8c9948ebab25e6e0e58839f002aa5e585c79c1cf3405be765e97d7a0d7a' 
  AND (
    token = 'Iu7LLH8mBGReG3f0tMKu5dM34baoRRLYRclcHW/KDTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )