UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fNNUwu4jGII7Fp4YhnXPLjf2tUdj44OUnFLWijg/Kcg=' 
WHERE 
  key_id = '6519afa2df17dd864ec3283b51a94557b0a24c35703e33deff347c7e7fbccfa8' 
  AND (
    token = 'fNNUwu4jGII7Fp4YhnXPLjf2tUdj44OUnFLWijg/Kcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )