UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '79UOO33S/Fy2c5bgxMmFunnhW/zELxSFBYLuXkGXIh0=' 
WHERE 
  key_id = '47374e5cac4d36fe4212b232a21959732198f1d588d87fae8e293e2941db8b5f' 
  AND (
    token = '79UOO33S/Fy2c5bgxMmFunnhW/zELxSFBYLuXkGXIh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )