UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZS2NGXhxrAmeCGBdb+XoXHPiF5ILEykVtcdDv9R7dNk=' 
WHERE 
  key_id = '4c51b365445234189e09a410e6dbe628de7a54e29278cffe6f5b88455e8a1691' 
  AND (
    token = 'ZS2NGXhxrAmeCGBdb+XoXHPiF5ILEykVtcdDv9R7dNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )