UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MVJjXif14hJr2Gz+mBVViW6TPPBhrJYHEscISO1We4=' 
WHERE 
  key_id = '6594294e0f354b1d1bac2e6dbbcd4ecf67db6c58eab00b60a2cfbae5fa548021' 
  AND (
    token = '6MVJjXif14hJr2Gz+mBVViW6TPPBhrJYHEscISO1We4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )