UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqLB8OwOhVpZWPYJGW5OAjqUVA8t07A9tmmbsb/VVgU=' 
WHERE 
  key_id = '94362e3e5c32d1266aa2f8b3fdc63235afd81448132803449801c2457d89826f' 
  AND (
    token = 'MqLB8OwOhVpZWPYJGW5OAjqUVA8t07A9tmmbsb/VVgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )