UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NDEKYd5rczB4e4Vm0KfB2xnCdsZAG6H0kvvEGphWjX0=' 
WHERE 
  key_id = '51a2e7d1ac5094e5c3220f0837770410654d8bb4c3d11a34590d527e79270647' 
  AND (
    token = 'NDEKYd5rczB4e4Vm0KfB2xnCdsZAG6H0kvvEGphWjX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )