UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm6QhlxgattOXPX+A69LACtpzg/quYYzphgUTPC8H6G8=' 
WHERE 
  key_id = 'df68f652d476bdf9ed54b8dd9f912f9de3446fe726f418f956870f5453de4be8' 
  AND (
    token = 'm6QhlxgattOXPX+A69LACtpzg/quYYzphgUTPC8H6G8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )