UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6Qjx3uqygUUR3C2/E+q/rJ6FbxAzaonW84oY4o+vJ0=' 
WHERE 
  key_id = '3f531eeb08c49e9d774093a16f2a3b9e6c5539bf4930d40b3f553542d1a79d40' 
  AND (
    token = 'n6Qjx3uqygUUR3C2/E+q/rJ6FbxAzaonW84oY4o+vJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )