UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6lxa2YRTkdNiZNPU8Fi3cJpRiprfadHNy8OulNHnjcQ=' 
WHERE 
  key_id = '2e0cc50c2df25ccd1a18a0c7e6d76da1b1bcbd93279ea498a837730b1201d3b2' 
  AND (
    token = '6lxa2YRTkdNiZNPU8Fi3cJpRiprfadHNy8OulNHnjcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )