UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1pMqcJnNbjUnnH3gU4leAYqEXBzHWI7ABT8O+uJy3zQ=' 
WHERE 
  key_id = 'cf4bb826caff454303a934f9f253e451b794c72a5e3a07446840cb227710e266' 
  AND (
    token = '1pMqcJnNbjUnnH3gU4leAYqEXBzHWI7ABT8O+uJy3zQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )