UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQq7RTPSeHONT1S2OJn6XMEVSJ0DCDn/yZK0CVJAwik=' 
WHERE 
  key_id = '6e558056166257e03a9b42db151998ea5422d68f73f7da8794964092eba2fcae' 
  AND (
    token = 'xQq7RTPSeHONT1S2OJn6XMEVSJ0DCDn/yZK0CVJAwik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )