UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6UxqAVZuJ+5owC2QTrd2I6Wl6ZMBSraff5ldyyT5yg=' 
WHERE 
  key_id = '21fb175866805bcb9a45f5eef036bcb9feeed81220338663f6be3f34d442198c' 
  AND (
    token = 'Z6UxqAVZuJ+5owC2QTrd2I6Wl6ZMBSraff5ldyyT5yg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )