UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tHw2u9mlNCcN+Hd80wmn+7tWYL494hyT/ydZeOfBQT0=' 
WHERE 
  key_id = '6855856546b61426f3aee6c6f3b6bc5e93ea0bd1c1a2459eaa176288e25a70d8' 
  AND (
    token = 'tHw2u9mlNCcN+Hd80wmn+7tWYL494hyT/ydZeOfBQT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )