UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQ+/S9Fn+gBgCkGOwkykjiDMa4tjjIe61PVwIei+c/A=' 
WHERE 
  key_id = '15aa31f441fd85a4eb314e26cf24319de92f43ec8fa23e30325e5f51470fc548' 
  AND (
    token = 'xQ+/S9Fn+gBgCkGOwkykjiDMa4tjjIe61PVwIei+c/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )