UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kKYEuXrTfIh5NpVgvzaE8vCoiXmEkn8uLKcIHAG5k+4=' 
WHERE 
  key_id = 'eb600a1fdb6c9980aed65918464f955640ce6379c6e36358a87c1db49ff135b1' 
  AND (
    token = 'kKYEuXrTfIh5NpVgvzaE8vCoiXmEkn8uLKcIHAG5k+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )