UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCU5huQQDdBqEbsX06NKX2+ovZAV4e2ckk0VBDRkP/E=' 
WHERE 
  key_id = '79e6a4ef600b870c3ddff1eeed6b306df834067d9b21fb956c25b4d93d882c90' 
  AND (
    token = 'RCU5huQQDdBqEbsX06NKX2+ovZAV4e2ckk0VBDRkP/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )