UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QWbnL8h5KbAYZMrBAlscxcVQpfggUqDhpGGthwlITrI=' 
WHERE 
  key_id = '4c9be749076088fa7be357bc823879e97de216fc2fd6fa83e5c11e3791fd1247' 
  AND (
    token = 'QWbnL8h5KbAYZMrBAlscxcVQpfggUqDhpGGthwlITrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )