UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ppSoHk3c/HRVN8G15TsU73wbIOKfHRfwodz0vQQre0=' 
WHERE 
  key_id = '6d4e62e8551f43e6484fd825e80b01fdd31ca3bd2d1f33d22d76f8d9fd81868f' 
  AND (
    token = '/ppSoHk3c/HRVN8G15TsU73wbIOKfHRfwodz0vQQre0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )