UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'psKU5Bv21QeWxgdkpqXHx6by+E4FHv8wLGABldRzyOc=' 
WHERE 
  key_id = '4a171eaa970280258221a1563af17bb96a02e57b6989d71fb18a18ae61b4f943' 
  AND (
    token = 'psKU5Bv21QeWxgdkpqXHx6by+E4FHv8wLGABldRzyOc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )