UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y7WPJLPCIOPWolCxE5EYT13k0zpiow5v4XiAZjMUoQ0=' 
WHERE 
  key_id = '798594ef326d5bbef0f061923767fc909dfc1c095c7f8d4fbb4b7ba862eb8e97' 
  AND (
    token = 'y7WPJLPCIOPWolCxE5EYT13k0zpiow5v4XiAZjMUoQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )