UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g+9bGdirhzbLE57O873Pahm652bHDHyIUjnrA3w4On8=' 
WHERE 
  key_id = 'a255d7da3f6037746e8654863463fc94a997cf0f868d386e6e050abb21610e03' 
  AND (
    token = 'g+9bGdirhzbLE57O873Pahm652bHDHyIUjnrA3w4On8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )