UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vU5TrdfibjXh+yiDMLaiLeiIOFo+OpuQLD7SLctvkfE=' 
WHERE 
  key_id = '3d51be7a1766763846cb94d834dce8f08d4cce68117da76b16a033c1159ed4f9' 
  AND (
    token = 'vU5TrdfibjXh+yiDMLaiLeiIOFo+OpuQLD7SLctvkfE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )