UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gXE+IZJT51O9MYRsxDjFfcvF08dswCg5XO01PmxWkj4=' 
WHERE 
  key_id = '4039e2e3e6d4bf543b2026919ab143f74251a418fae3b7add2c0c3d0b358c6bc' 
  AND (
    token = 'gXE+IZJT51O9MYRsxDjFfcvF08dswCg5XO01PmxWkj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )