UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UntOpqXXlqf/MlT59Y3RhNcqk79moNEhPvjNAyABt10=' 
WHERE 
  key_id = '970fce4e62f9be29480a1e533b3f47d7294626405ff8a9ac23956e15e13ad1e4' 
  AND (
    token = 'UntOpqXXlqf/MlT59Y3RhNcqk79moNEhPvjNAyABt10=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )