UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6oM6ygT5YKPfzH7t3rxUpCwZzWcc7gOVkgplBYgRDs=' 
WHERE 
  key_id = '00de6d9dce8e2c126c8b899841b0495b7746e3ae9148873f4248bc6f10a50280' 
  AND (
    token = 'r6oM6ygT5YKPfzH7t3rxUpCwZzWcc7gOVkgplBYgRDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )