UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VtVWM8/O+kjDPRkuZrMljvfnrPpp6lSEBdrlXt7otIQ=' 
WHERE 
  key_id = '1f0833430949b5b75d1b735dd99dc0d105c1152fa92b404e41eb57c3c4729643' 
  AND (
    token = 'VtVWM8/O+kjDPRkuZrMljvfnrPpp6lSEBdrlXt7otIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )