UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ACTGhvUYGASI1UYHfI0CU1G1mVXlqyF48EfinofoRmM=' 
WHERE 
  key_id = '2c5b95e1452acaaa52dff7478882bc9658dba854e817f575524ac68af5495892' 
  AND (
    token = 'ACTGhvUYGASI1UYHfI0CU1G1mVXlqyF48EfinofoRmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )