UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'suUQ3CmSjKfzPZHlztC5EKtrHHx4+cWfxfPXZ1cLGVU=' 
WHERE 
  key_id = '81db1a5d758f4be47749b9ea91282e8cd374fa94e44cc6377f7ab331a1265735' 
  AND (
    token = 'suUQ3CmSjKfzPZHlztC5EKtrHHx4+cWfxfPXZ1cLGVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )