UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '28f0huu6XG6mFHoWoMAM8o4UJBkm3Yfou2sAqHu+VRw=' 
WHERE 
  key_id = '193e74df1917d34bd42aed63f4f60adf46b143e41b0a54b04fdbda0724a647e6' 
  AND (
    token = '28f0huu6XG6mFHoWoMAM8o4UJBkm3Yfou2sAqHu+VRw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )