UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etQuOu+O03eUXKxYsxbvyWvtVs6IvnQA1MSHAarrU+0=' 
WHERE 
  key_id = '4b0196eee5bcb213f1f65a5751bdccc4cf04f77f73071ac5418d3ab8da1c354a' 
  AND (
    token = 'etQuOu+O03eUXKxYsxbvyWvtVs6IvnQA1MSHAarrU+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )