UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'si/BM+ipZvQb8hHQNNaFfejxP9AIiY0AOxeUeIQ4PIA=' 
WHERE 
  key_id = '38ce0e76682ad207edef00e07d539a0e0f6138c991a1db33c9f1d503f5943797' 
  AND (
    token = 'si/BM+ipZvQb8hHQNNaFfejxP9AIiY0AOxeUeIQ4PIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )