UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mn9o1mZPLsRioD03+dylzJYmwEbwPsf2FufnQRDHME8=' 
WHERE 
  key_id = '2047d6ffb54cb7d8b84be7e64db7745b06fee5b3a410a230c4843e8ee1c9f19a' 
  AND (
    token = 'mn9o1mZPLsRioD03+dylzJYmwEbwPsf2FufnQRDHME8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )