UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nbut28UzNWw+pAbcp1CtHdxyI7wrOiWVxvmGJbqcgc0=' 
WHERE 
  key_id = 'a91b9b55ec5f64e3bc024b24bfdf884efbdc17a393c7067ffcd6b3e5f0dfd32e' 
  AND (
    token = 'Nbut28UzNWw+pAbcp1CtHdxyI7wrOiWVxvmGJbqcgc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )