UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C/GW2Clqx9WQS49LfgGVwnyEfik4pytH+ov12Fc/boQ=' 
WHERE 
  key_id = 'c68bf512012e462650d48c90f791d33293b3d16104d0a1891c8096f6a31c29fe' 
  AND (
    token = 'C/GW2Clqx9WQS49LfgGVwnyEfik4pytH+ov12Fc/boQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )