UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5t3eKqj3//WFeCWRgfveWFfrT9xq6eS53eEP8UJjLE0=' 
WHERE 
  key_id = '3b912c84b43fe01ed2e0f0f0a5a1a8811d8fb7b65bc8399ec3cbc1d97fe71051' 
  AND (
    token = '5t3eKqj3//WFeCWRgfveWFfrT9xq6eS53eEP8UJjLE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )