UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DwKlltbDCXNG1O6MJaWjd+cmXnraUkc4IjEAFkWn/Bc=' 
WHERE 
  key_id = '8a93f87b9857f574d8c40a142326f1430f7c063fd2a49de31bc17b8ce013dcd9' 
  AND (
    token = 'DwKlltbDCXNG1O6MJaWjd+cmXnraUkc4IjEAFkWn/Bc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )