UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GeSHHd0qg2DoWmlx7ISWAMij+uWs/x0aUaV+aB7f5ig=' 
WHERE 
  key_id = 'b17dc364a24db986f48d3a771768e874e598279ff2c68c2af68de8887f1983ba' 
  AND (
    token = 'GeSHHd0qg2DoWmlx7ISWAMij+uWs/x0aUaV+aB7f5ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )