UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3db+cnjuSTAJ2aOIRU4UPWOtI/RdE86zsMPG/7o+7QQ=' 
WHERE 
  key_id = '46f7aa332c68bc730043b2e9499a965103f8485f615189ef2ec0119d5d4e17ce' 
  AND (
    token = '3db+cnjuSTAJ2aOIRU4UPWOtI/RdE86zsMPG/7o+7QQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )