UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nn8e9ZRZLio6KNbfBqiosJzB2Fk8nW6gn98NQZM23/Y=' 
WHERE 
  key_id = '98311c465d7d6e2c94d7f9dcccca95c6a1a35faefbf3e4b58bd03e0367bf4b74' 
  AND (
    token = 'Nn8e9ZRZLio6KNbfBqiosJzB2Fk8nW6gn98NQZM23/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )