UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KpEstqYZq2TH+PlGp4YqHKqVRUIhGGLC2gBAZbdGFrI=' 
WHERE 
  key_id = '46edfa3e08d493d4cf6e9920b68d7df546291d981477413323402e3765460645' 
  AND (
    token = 'KpEstqYZq2TH+PlGp4YqHKqVRUIhGGLC2gBAZbdGFrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )