UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zUsKj5PkJuDAD66WZGsbjGYyTTdy7mgPA1KO8dvwE8=' 
WHERE 
  key_id = '6c02a6d199437ed22b84e24c5dc2976e9ccaf0c0b5d20662fad548f4b845be20' 
  AND (
    token = '6zUsKj5PkJuDAD66WZGsbjGYyTTdy7mgPA1KO8dvwE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )