UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rn2WAjuoq987nSCGrVRoxC2ePOoxPLCqJCpCg5rg6hQ=' 
WHERE 
  key_id = '20c9aea674950dd8ca3d495a03be76e453e03597f576ae2b9840c75ef3557d8c' 
  AND (
    token = 'rn2WAjuoq987nSCGrVRoxC2ePOoxPLCqJCpCg5rg6hQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )