UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't9h2E9exLrb98rVkc+si/Yime594GtFu7leGH4CJjxA=' 
WHERE 
  key_id = '602ccf0ac48f345a630a6389fdb061ad45f4836094a0aab1034112ee69052d66' 
  AND (
    token = 't9h2E9exLrb98rVkc+si/Yime594GtFu7leGH4CJjxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )