UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uVnJ2gq2wECNWkR7Z3J0RNxojUPvuZxes9UOcmBASak=' 
WHERE 
  key_id = '9873b284cab11b6491e56ebdb7340c312f7581751f566a7e293b3f9de4ddc87d' 
  AND (
    token = 'uVnJ2gq2wECNWkR7Z3J0RNxojUPvuZxes9UOcmBASak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )