UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A6ihSHm22dmG6meuTZIkAvcpmOelCNWaAeTtxRXRg5Q=' 
WHERE 
  key_id = '21ffea7ff9d86e5231e22eb2cc024dafe7d6f7196534f3dae22e9579612af1f0' 
  AND (
    token = 'A6ihSHm22dmG6meuTZIkAvcpmOelCNWaAeTtxRXRg5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )