UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S3aTVIp622F9AvTLMCAxZy4ElR4oCYQdcC7BQlfL5YE=' 
WHERE 
  key_id = '6d721a60e8d0b9acbca290f9793fe175e8b86cab66e67a846a116508639a3b01' 
  AND (
    token = 'S3aTVIp622F9AvTLMCAxZy4ElR4oCYQdcC7BQlfL5YE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )