UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kx0w3SybefkCcEU7PWX4zZu4YQy3O49rhy1NKde3yzI=' 
WHERE 
  key_id = 'a4f55676e0c5fa1e345a26c33d15881a908dc5e4f6f2d174daaa230060243a65' 
  AND (
    token = 'Kx0w3SybefkCcEU7PWX4zZu4YQy3O49rhy1NKde3yzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )