UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c8RZPZHxwtzQBHhkS/YoFhpWzR2be9WuD3UyacmYuGc=' 
WHERE 
  key_id = '826e868d53aeaacc0ba2196aab11f7223c2fb18fa659410f52f54edb8c7dedbc' 
  AND (
    token = 'c8RZPZHxwtzQBHhkS/YoFhpWzR2be9WuD3UyacmYuGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )