UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tUWBGnHoI48UDZxXb322FnQpfFB7EPp7buhunRy1VVY=' 
WHERE 
  key_id = 'ef4f3da4ce429656c1c807960a85564f9285621c1493258e7fa767a3692cecc8' 
  AND (
    token = 'tUWBGnHoI48UDZxXb322FnQpfFB7EPp7buhunRy1VVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )