UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WguVP2BusVoLUy6wub3SwGGjYHLwGmjdslIc858Hyw8=' 
WHERE 
  key_id = '844207f58f7ae1c9d52be1db9ee981b788e4929a96a3c8294466b117b5168d49' 
  AND (
    token = 'WguVP2BusVoLUy6wub3SwGGjYHLwGmjdslIc858Hyw8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )