UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3my65qt/EHO5fkx61lS7PLDPX2SQwlRb/+Dwc7oL4Js=' 
WHERE 
  key_id = '50a62fff625fc8ebe6c5aadc1ab6e6acea2946637ae361a2af8d72a113287291' 
  AND (
    token = '3my65qt/EHO5fkx61lS7PLDPX2SQwlRb/+Dwc7oL4Js=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )