UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FysJEyA4xPVvK++ImJh/N1RJNLEzbpwjOTDn6uVq6tA=' 
WHERE 
  key_id = '816702830bf66d98758e22c2994f90b6389e5ee13cb974435ec52849206e73d0' 
  AND (
    token = 'FysJEyA4xPVvK++ImJh/N1RJNLEzbpwjOTDn6uVq6tA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )