UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cBnIZ4tglKYIRg2Mi55eb6dAfEChinz3Sk40BZKez4A=' 
WHERE 
  key_id = '512d493592bb8cd3ca50763308463aaf3c9b13369b1deb93ae264c48b32c3e52' 
  AND (
    token = 'cBnIZ4tglKYIRg2Mi55eb6dAfEChinz3Sk40BZKez4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )