UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tL50+9c6299ZkGjvf7NjmluAd1Z5N32iU9vj0FiNPr0=' 
WHERE 
  key_id = 'd274e66b56d4df09ff820cbe4976aac1d31f3e09baee3f5a3495453b242a0bed' 
  AND (
    token = 'tL50+9c6299ZkGjvf7NjmluAd1Z5N32iU9vj0FiNPr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )