UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y4Qlxh2Ma3A4PJKOj7L6VqkwigWAhsd9VznXvf109Uw=' 
WHERE 
  key_id = '6d32a673c09ca7ba40af37ba7648ba5838ab3d220e5b22114f729b99e2be4759' 
  AND (
    token = 'Y4Qlxh2Ma3A4PJKOj7L6VqkwigWAhsd9VznXvf109Uw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )