UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MjjO1bXSUNd6FL3lsIWVnXubSzzZk5YvduILou34Kyk=' 
WHERE 
  key_id = 'b27a6282c55ef023ee245a82ed94be88d72d7e76ffd4b3d1538469c0432067fc' 
  AND (
    token = 'MjjO1bXSUNd6FL3lsIWVnXubSzzZk5YvduILou34Kyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )