UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oVBAuOkYFepnrz613L+otA38bciWljWydXFllEirwNU=' 
WHERE 
  key_id = 'a78bff634001f24653c37eac598b424756b6f8a0ea70a1ea19f9f09486a7a6bb' 
  AND (
    token = 'oVBAuOkYFepnrz613L+otA38bciWljWydXFllEirwNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )