UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WZ1C/U7ePf4pbi/pPf+jjN+hGAyDLjHwectoGPBM3wo=' 
WHERE 
  key_id = '6c94b4235716642335e61d0e9685b871f250fadc5c1db5a76e6879cf9ddcc749' 
  AND (
    token = 'WZ1C/U7ePf4pbi/pPf+jjN+hGAyDLjHwectoGPBM3wo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )