UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MxkZd6gvpSv/11/Ob9Em1g6UmzDOlqcDB95kDgRzaOg=' 
WHERE 
  key_id = 'da6d120b8f6b066f179b27d753d630e0e1013a3c8ef3d8a0804b0c459f65cf22' 
  AND (
    token = 'MxkZd6gvpSv/11/Ob9Em1g6UmzDOlqcDB95kDgRzaOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )