UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BixtcfMQmNcNrPAAYaYascO55QGFPB/9GihEjQRsv9g=' 
WHERE 
  key_id = 'd9c6921b7f3b130b56710e6aebae1e1cf5598d2a1abf2e8f6223d5990068e3a5' 
  AND (
    token = 'BixtcfMQmNcNrPAAYaYascO55QGFPB/9GihEjQRsv9g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )