UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ewLg5BLHlI8x1SYUu52FtnumltMGT48mFb7jrKoyNMw=' 
WHERE 
  key_id = 'd9c8a3ca5f88889777a1c44434f4eac02515bb87401fd8b99bce36809ca8be2a' 
  AND (
    token = 'ewLg5BLHlI8x1SYUu52FtnumltMGT48mFb7jrKoyNMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )