UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l6zNFPS7rxC1Bf/hC4UdcCngYv/7bkU5dk0HwnjXwyM=' 
WHERE 
  key_id = '51ce34e208b8f11dc8501eb610c6c7d8d466209029d05cd9c7a071990c104942' 
  AND (
    token = 'l6zNFPS7rxC1Bf/hC4UdcCngYv/7bkU5dk0HwnjXwyM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )