UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/jCxGWvgcf6C3dRKhgbCy/2QGbvOrYHllWP5swTo6mY=' 
WHERE 
  key_id = 'c2b8d68c96a7ab1c6dff4d4a26491de083c645ff00d645c25971421d9eedd4ad' 
  AND (
    token = '/jCxGWvgcf6C3dRKhgbCy/2QGbvOrYHllWP5swTo6mY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )