UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gEq3Y4kmI6hnWz19iExwvOtW9Lg7y45+optTrYuqwNY=' 
WHERE 
  key_id = 'a4d5cb66a5771f170efe2238c55149431b425c962c9888835349923d6b495011' 
  AND (
    token = 'gEq3Y4kmI6hnWz19iExwvOtW9Lg7y45+optTrYuqwNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )