UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vydmdLRVLTAdl02//2WbWk+MZPoIDlFtogwXeUikDaU=' 
WHERE 
  key_id = '947e60ad4b07678be90f5e714b2ba088442b020ea6983424a7fb0d97d56f9ce4' 
  AND (
    token = 'vydmdLRVLTAdl02//2WbWk+MZPoIDlFtogwXeUikDaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )