UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Af0bW6KtRscpzi+yJFVA0/G9cGb4YKPAxgcl3/aK1Xo=' 
WHERE 
  key_id = 'd81d4c28dab8fbc67c4452467cd98ed985d208135aedde8be0d0ada780356202' 
  AND (
    token = 'Af0bW6KtRscpzi+yJFVA0/G9cGb4YKPAxgcl3/aK1Xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )