UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'frZZPTsMFTAAJajjTVWguGLxFmIbPdbo1b+eUaKBhco=' 
WHERE 
  key_id = '87d561d65a896e638683e625b237e44ea67c4869693c81255eb508bc743d7a93' 
  AND (
    token = 'frZZPTsMFTAAJajjTVWguGLxFmIbPdbo1b+eUaKBhco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )