UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rf2woNy+rQYvWgXn98pGFsyz0kFz4p3+d8d4TMz7e7Y=' 
WHERE 
  key_id = '81bde6ea2bc3b87d034c381564c0f616070a34913386d2e47b97aa26451797a6' 
  AND (
    token = 'rf2woNy+rQYvWgXn98pGFsyz0kFz4p3+d8d4TMz7e7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )