UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pE4TeQn6CvJjY08DoUw81G6PnCJAIhtUrYm+vlfSQFE=' 
WHERE 
  key_id = '31edb928a06c88ba3027d99da82532770911ebabe994b7120197badc80a5d46a' 
  AND (
    token = 'pE4TeQn6CvJjY08DoUw81G6PnCJAIhtUrYm+vlfSQFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )