UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z0UO/QLifGPV++KzymyL5GDG2QvDv6syl0asjFEcRF4=' 
WHERE 
  key_id = '2e841ce37560033e86d7c4a3ceb85abe4114aafea6748127d1faf7dfa65c5a08' 
  AND (
    token = 'Z0UO/QLifGPV++KzymyL5GDG2QvDv6syl0asjFEcRF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )