UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N4nGaDSa9XJCPd25asBP1AjFnLZ26rk14Gl484zqQ10=' 
WHERE 
  key_id = '1b4936891d6012c7936b83143f897ffb79f386af3cc3283f00d28568031e8384' 
  AND (
    token = 'N4nGaDSa9XJCPd25asBP1AjFnLZ26rk14Gl484zqQ10=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )