UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JhSn8lwlMT/BOFXQ/kFdiZX/T5TE6MNT1bkh9DEXnAo=' 
WHERE 
  key_id = '71d58dab761b75ad931dfda847b66fb7e5e06f254224fa254b28758ba6dbbbf3' 
  AND (
    token = 'JhSn8lwlMT/BOFXQ/kFdiZX/T5TE6MNT1bkh9DEXnAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036