UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MHWqBA3VdUjyFUbCfCfhA1lCRKeWUOt+YknffIH0Yd0=' 
WHERE 
  key_id = '4a75a2614c5184ae7d80afd400249439a54a46bbd24836f35b1662b84388379c' 
  AND (
    token = 'MHWqBA3VdUjyFUbCfCfhA1lCRKeWUOt+YknffIH0Yd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )