UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nA7ibJ02NkRqWoUN80aAlcFQFUHe56+fW8UKs99N45U=' 
WHERE 
  key_id = '208fe61e53d912e9a153716422e6fa6bc5029e0d69532e88741aabacadb873d0' 
  AND (
    token = 'nA7ibJ02NkRqWoUN80aAlcFQFUHe56+fW8UKs99N45U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )