UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mAxtzulJ6CpxWyydFGQiPEXDoaH9intUNGRJ3TbLYPY=' 
WHERE 
  key_id = '23f4fda7b6bf51979d443ecdfe3fa0969c2f7c0b7b7c9a604e56b8fc12e91226' 
  AND (
    token = 'mAxtzulJ6CpxWyydFGQiPEXDoaH9intUNGRJ3TbLYPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )