UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L3D3axvneFXIG4KI0iob7IiFSkydZfRX70BpfEplJhc=' 
WHERE 
  key_id = 'a131f4095b23ba4639986a56962dabdfad6868629571a07f024e4099d643d1ae' 
  AND (
    token = 'L3D3axvneFXIG4KI0iob7IiFSkydZfRX70BpfEplJhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )