UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lXVNX5EM7Xkz9rTwvxZm3ErcByZLFXRwJzdt5F7z0UI=' 
WHERE 
  key_id = 'e6f5400e2a6f738f0b1d89222108f4b01f79a7160a970692157f5a839b8c308b' 
  AND (
    token = 'lXVNX5EM7Xkz9rTwvxZm3ErcByZLFXRwJzdt5F7z0UI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )