UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XePDEhJk26++0kmW6G/Md9QRouSFsqF9lUGRNFmVc0I=' 
WHERE 
  key_id = '4eb9d32cb62436509613d01d322528488d08b385731647082eef3b0b1ec215f3' 
  AND (
    token = 'XePDEhJk26++0kmW6G/Md9QRouSFsqF9lUGRNFmVc0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )