UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gNss8Nqtt1pNi34Xgg+uwjVWWWEClruhXkXMDZy7GOM=' 
WHERE 
  key_id = '6267506de62d0bc1b3b4e90b55a4f1142afcd2d4921785189ae9d3f8d3be2e29' 
  AND (
    token = 'gNss8Nqtt1pNi34Xgg+uwjVWWWEClruhXkXMDZy7GOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )