UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+KrWKGMBghWk6VGQabAtZWVES+oItiBldU36k6MqIRE=' 
WHERE 
  key_id = '76405cc3a597e09a8a9963398de87a043191582203e520e60513b7f4c213d2e3' 
  AND (
    token = '+KrWKGMBghWk6VGQabAtZWVES+oItiBldU36k6MqIRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )