UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5acguGqfqPnUP79zz7COGhu9wJPETgyKijsYnxwKAY=' 
WHERE 
  key_id = 'ff23423c6569da590603168f7a3290ebabbd53533af5e26ae5dc214cdb708767' 
  AND (
    token = 'r5acguGqfqPnUP79zz7COGhu9wJPETgyKijsYnxwKAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )