UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SjurA48sTg88vZFdqjn21608oM02Pdt6U+ooUd5NuSg=' 
WHERE 
  key_id = 'feb5fc956a64faf62d25c393fee3270b15b25224395053677e60028e03a3e237' 
  AND (
    token = 'SjurA48sTg88vZFdqjn21608oM02Pdt6U+ooUd5NuSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )