UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JxcSXvY9mjiZMdO8X/WvEgvpgWZUO2taEbEKXdP/aSQ=' 
WHERE 
  key_id = '6ca607459f60674c28a076134bc8a095bac5674c77abf4f2ee1ca317876eeb9e' 
  AND (
    token = 'JxcSXvY9mjiZMdO8X/WvEgvpgWZUO2taEbEKXdP/aSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )