UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tuSzuASCO8djpJZSywdFjRjMy8V6P82TWjEORrpVqhU=' 
WHERE 
  key_id = '1904f179a081aa115aec8475a5dd5b8c66dad60d2d33d143d9f83a6fa5b531e7' 
  AND (
    token = 'tuSzuASCO8djpJZSywdFjRjMy8V6P82TWjEORrpVqhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )