UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Epwt+tjZxmpE7cP+6FojuO4/Xzb79ss0IDkdxs5TNBU=' 
WHERE 
  key_id = '84f3e73fea8ada551790f96eb08e82fe77afc2d8e4dc5022080315c1ffaa87e9' 
  AND (
    token = 'Epwt+tjZxmpE7cP+6FojuO4/Xzb79ss0IDkdxs5TNBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )