UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+GPwZmGtPg6aRY3nXvXlgkVUI90CUBQMCoG7upe0afU=' 
WHERE 
  key_id = 'a6f4a2308a5625fd604e57573097421a779c537ae373838f6c3185df87d701b4' 
  AND (
    token = '+GPwZmGtPg6aRY3nXvXlgkVUI90CUBQMCoG7upe0afU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )