UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6c5GTUMe1D84vYARGJYQqhj4T937pkBeCD8tZNB/F0=' 
WHERE 
  key_id = '0a5326d946bd2079dd2ff85e969d883b048ce3f9de9f508ec1f14a62280c616e' 
  AND (
    token = 'B6c5GTUMe1D84vYARGJYQqhj4T937pkBeCD8tZNB/F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )