UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ro/OIdTb4dhmREEfo1MrfmL3N/GGtL4EsOobjrz3MC8=' 
WHERE 
  key_id = '1936b572617accf2cc35980e816fd30b135c9475019e406c6d20668a2696fcfe' 
  AND (
    token = 'Ro/OIdTb4dhmREEfo1MrfmL3N/GGtL4EsOobjrz3MC8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )