UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Px15Hd5zRa84k7PnoAHII4LVKF/1C+b5pk/41KEs1OU=' 
WHERE 
  key_id = 'a29fe2251b6ffdf76f70f8cd31fea5df18dff45b14f58b045f854878430d19b7' 
  AND (
    token = 'Px15Hd5zRa84k7PnoAHII4LVKF/1C+b5pk/41KEs1OU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )