UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EUaHKfkswiL1fb1O7vvp+ITX8uwkRSaaKpfiWbOpFww=' 
WHERE 
  key_id = '3400fa0d9a8ec18dac4a0a64c7d03336f7a2cbd8aba491087d512b814b6ad3e3' 
  AND (
    token = 'EUaHKfkswiL1fb1O7vvp+ITX8uwkRSaaKpfiWbOpFww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )