UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6F+KjMY4EpChPJUe2B3fCrmFFyOIcdXhSZwnEz/pFrI=' 
WHERE 
  key_id = '49da425bda56ce692d9bbb6bf5196aac52579fd5cd2b7cdde65dc477d497f552' 
  AND (
    token = '6F+KjMY4EpChPJUe2B3fCrmFFyOIcdXhSZwnEz/pFrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )