UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPPVR5IUMPekUwPZ0tEGzBasXw+UOPP0ZtfLNEPPVgY=' 
WHERE 
  key_id = '475a78d6c4e92663f1dfe575cadb6fee39cc6c1d9c089781cc7763aef477e10d' 
  AND (
    token = 'gPPVR5IUMPekUwPZ0tEGzBasXw+UOPP0ZtfLNEPPVgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )