UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4uCpJ3vTPb3yUk2skCpILvR66+ryLg6PNXD2Y4r84Q=' 
WHERE 
  key_id = '83050fbb3685db44031f74823e03451cb0b4934db96c0e4adaf7875a42b4b28e' 
  AND (
    token = 'a4uCpJ3vTPb3yUk2skCpILvR66+ryLg6PNXD2Y4r84Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )