UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nAM8HRgEkMwFxjaybc5aM25ZrN+KH3grYTY0jz81J/A=' 
WHERE 
  key_id = '2191a91864fae5773fa97edb925196d42e934b798b7c829077853148e3edf52e' 
  AND (
    token = 'nAM8HRgEkMwFxjaybc5aM25ZrN+KH3grYTY0jz81J/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )