UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kiDp9i4n8jL4ktUQU3AiNmKwzc6y6I1iQX0Dtw+KJew=' 
WHERE 
  key_id = '45b6ca710d1b87ca532f57c51c0367f8d46ddf1e8af8abcf9436d6946ffc92d4' 
  AND (
    token = 'kiDp9i4n8jL4ktUQU3AiNmKwzc6y6I1iQX0Dtw+KJew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )