UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8CGMDGhoIsQrmP1HU5FHGmoIqdLK9bviYfKqm4AEBBU=' 
WHERE 
  key_id = 'e15b7850ec47663598978bec20ae1e75183b08d8ec09390030f4bfb0a91260e7' 
  AND (
    token = '8CGMDGhoIsQrmP1HU5FHGmoIqdLK9bviYfKqm4AEBBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )