UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1VC3ZX0Tz9XW8mXOk4El2ZB0sqjSwtG1Tfi2AD5+SRg=' 
WHERE 
  key_id = '300c3ac08eac9f96f545a58f85a6fd17b8641d5b956f211384a77c44d96a9793' 
  AND (
    token = '1VC3ZX0Tz9XW8mXOk4El2ZB0sqjSwtG1Tfi2AD5+SRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )