UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O9G8gilo7luS1qz+b7JPFM3zMDhT8F7VjU0JGNArHHY=' 
WHERE 
  key_id = '0a50998e3b4ef9cafdb11ebc98a2c0ac3b0697ac7c38fb3e75a48e53a9f19421' 
  AND (
    token = 'O9G8gilo7luS1qz+b7JPFM3zMDhT8F7VjU0JGNArHHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )