UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WhsMbKCUl0EgYMHH0wS/QjS2an33Ml1zWwaZEzHxtyI=' 
WHERE 
  key_id = '3b50f69711ceea4586b113278abce8308621994aadde9a6257fb3e2944907e36' 
  AND (
    token = 'WhsMbKCUl0EgYMHH0wS/QjS2an33Ml1zWwaZEzHxtyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )