UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hR2g3Ml51ANW62nj5hzl9gR8EnJIoAIgBWjbZLreCUo=' 
WHERE 
  key_id = 'a3140c2b970af592354113c03d2fed29158fc863da6d629d114efee52b06f951' 
  AND (
    token = 'hR2g3Ml51ANW62nj5hzl9gR8EnJIoAIgBWjbZLreCUo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )