UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Gjhvcq/2AvaURATuRkUqOkywfxqDL8l3IlFeCUHGxU=' 
WHERE 
  key_id = 'a6925cc8f3e34410f817db37237699623c50b727855c46410b01fdf9f72a15be' 
  AND (
    token = '+Gjhvcq/2AvaURATuRkUqOkywfxqDL8l3IlFeCUHGxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )