UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R30itFqaMlOzamb7T7x1NwS5eDPMRFeBq2MSejfKzY4=' 
WHERE 
  key_id = '6aaa02ea004e1200840b5975eef34e31037c24b94caf92ad8627e6a41f358199' 
  AND (
    token = 'R30itFqaMlOzamb7T7x1NwS5eDPMRFeBq2MSejfKzY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )