UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dKavK3xVmi3qzXjuWuTDzhTRZQ0cC2WghjrhDC5zpLA=' 
WHERE 
  key_id = '50206b5d471e5b14aa8800be409de7040f20ca1508b00382d0df44d869e28bb6' 
  AND (
    token = 'dKavK3xVmi3qzXjuWuTDzhTRZQ0cC2WghjrhDC5zpLA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )