UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emf60h9i537SA6jhg1MLrb+suDMTZxf3trU7VwusYu8=' 
WHERE 
  key_id = 'd6640fd036457c809099195b238cb4282621d1c7490776f338d753d62c6884b1' 
  AND (
    token = 'emf60h9i537SA6jhg1MLrb+suDMTZxf3trU7VwusYu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )