UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iZ3rNBYLEgkmDgK+UFc2LFlTgx7LcPGkSBYUoWl+cY4=' 
WHERE 
  key_id = '2fc7ce0251eee898dbe6301c1741e99a5c29d5021b8c088588357584d39ce8e0' 
  AND (
    token = 'iZ3rNBYLEgkmDgK+UFc2LFlTgx7LcPGkSBYUoWl+cY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )