UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '33dqM9hcj0P4fPOaTgrFtKti2YN2C7lnrkafXtRJRRs=' 
WHERE 
  key_id = 'a4c8df3b68c0248025a98350eeeacf617de4b3f5d38af9d1a16a6bfe6f85d9db' 
  AND (
    token = '33dqM9hcj0P4fPOaTgrFtKti2YN2C7lnrkafXtRJRRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )