UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jRwt+7wXE5mz5t3anTb6cLUP4orY+i+9GpPvDIHwvVg=' 
WHERE 
  key_id = '79514668e7e47b1c9c0aa56dff4f39d82752741fb3aecfabecd4ee95e66154c8' 
  AND (
    token = 'jRwt+7wXE5mz5t3anTb6cLUP4orY+i+9GpPvDIHwvVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )