UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ecn0gMilKohwvBwjbMa4yfadCWTnlsRdBvkbGBxFAd8=' 
WHERE 
  key_id = '5108c9c5889d489d12154676a39504fdf2c27775a47f3200c61084bbe2e7189f' 
  AND (
    token = 'Ecn0gMilKohwvBwjbMa4yfadCWTnlsRdBvkbGBxFAd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )