UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2z0xtmT55dRlS5b7fkhkBTnNIxm0Gfg8wrpV4tn1OSQ=' 
WHERE 
  key_id = '8af1b5be43ebc081d02b2b59bd5674456b7ef1661137d2deb571334fb773a962' 
  AND (
    token = '2z0xtmT55dRlS5b7fkhkBTnNIxm0Gfg8wrpV4tn1OSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )