UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6m7fbHynyZ0q4odk0G4s+DM68cBYhcXMEoz65B8OgM8=' 
WHERE 
  key_id = '789b2dba9d0df989cb311181e38779f72de7259c49e37754d01d50e0f31464c8' 
  AND (
    token = '6m7fbHynyZ0q4odk0G4s+DM68cBYhcXMEoz65B8OgM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )