UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DKWS/pCFWkNNSmpuRQfK704/0qaGm6LhhbpoX3zpPE0=' 
WHERE 
  key_id = '68f116eb8cc3b32167442db32139e4bba1ef1dd59b6a661a9a8a59833a655323' 
  AND (
    token = 'DKWS/pCFWkNNSmpuRQfK704/0qaGm6LhhbpoX3zpPE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )