UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVTbwN0U2eDRAxAcTIQBFU4zOM2BdEapei0FBvwukiI=' 
WHERE 
  key_id = '9721c6b6493ea9f01636de91b012f707d69088750fca3150301ac08442a98acd' 
  AND (
    token = 'tVTbwN0U2eDRAxAcTIQBFU4zOM2BdEapei0FBvwukiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )