UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smTTZMWToFUjjGcNCKzXoWiG4yzcJtu9aNqgqciNjQU=' 
WHERE 
  key_id = 'b8f766961254beb4070a28dc8e504037ae79b37e0ded39895334651250c9f2b5' 
  AND (
    token = 'smTTZMWToFUjjGcNCKzXoWiG4yzcJtu9aNqgqciNjQU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )