UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ac7yyRD8jkCrzkqBLeqj2GzYdw/FdfuCuYJTgav8JA=' 
WHERE 
  key_id = 'a542321d0c0bdf8190207a9f064084840720f4e55fd6094ccd43c45996d827d1' 
  AND (
    token = '1ac7yyRD8jkCrzkqBLeqj2GzYdw/FdfuCuYJTgav8JA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )