UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CALid/bnTA4+Ebf5jMi/sHbGCtkU7GFxlfVon0ButcY=' 
WHERE 
  key_id = 'fd5d50bb1fc33400e437d0edde2571b46ee868991e913a6267d77835543feebd' 
  AND (
    token = 'CALid/bnTA4+Ebf5jMi/sHbGCtkU7GFxlfVon0ButcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )