UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kxIzqxDrq/LkY7x/pdZubzCwrc2Zs0WMgokPdyQQxZk=' 
WHERE 
  key_id = 'b83af9a6a22e490d5f343f0649b81118acdf96f19959d43b3190d5493fea7350' 
  AND (
    token = 'kxIzqxDrq/LkY7x/pdZubzCwrc2Zs0WMgokPdyQQxZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )