UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4UIpKBdLC1mlDmg1+nf9Xz9D9nowqKn6nNo4lPn4kA=' 
WHERE 
  key_id = '3fdf303706e0a5d14f5a6e464ad0af9cb07947d2c30f66b1a854d971ea8d16a8' 
  AND (
    token = 'U4UIpKBdLC1mlDmg1+nf9Xz9D9nowqKn6nNo4lPn4kA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )