UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u21i3XeRQcHGemH92lMvKwG6dhN8ttjdU8XrtDP4xmI=' 
WHERE 
  key_id = '29ca18a7c24bd4f0b8389dde255eab6d6704db3e975d693c1e6678bbe0947382' 
  AND (
    token = 'u21i3XeRQcHGemH92lMvKwG6dhN8ttjdU8XrtDP4xmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )