UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uqeecra6j56gnTcVj3xTy4dy5LgbU7Pn7KE748loH4E=' 
WHERE 
  key_id = '1981c9a421946ef0386491f0b23e65d915d798a43dc9e3b8089260989203ff63' 
  AND (
    token = 'Uqeecra6j56gnTcVj3xTy4dy5LgbU7Pn7KE748loH4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )