UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xL3Xx/XXCZYC+A18g7/ruyn3XgUzzeILDTaYL6j4cU8=' 
WHERE 
  key_id = 'a6b73eb20294a9a7783a1b808268fc8917af9a383a784f3f9b52be385f18f5e4' 
  AND (
    token = 'xL3Xx/XXCZYC+A18g7/ruyn3XgUzzeILDTaYL6j4cU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )