UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fxNh2cHxzMnXZFTyBABKlff7CQiGcu7Y8bwQRMiUNy0=' 
WHERE 
  key_id = '15b5f334d79fd5e321d3567a1f808812cbd72ce331e369fedd40251b026ed32f' 
  AND (
    token = 'fxNh2cHxzMnXZFTyBABKlff7CQiGcu7Y8bwQRMiUNy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )