UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c2UvneppKUrdFiQzYRqWq9UGtHRSdcUfFjZ0e9anAak=' 
WHERE 
  key_id = 'e1eccf7f6e93f2c094806e703284a96262b49a4206263e9143b40461fc155524' 
  AND (
    token = 'c2UvneppKUrdFiQzYRqWq9UGtHRSdcUfFjZ0e9anAak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )