UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnoOs3saPOmEjX9oa5t7oh2xm6ePivXoEUVETEVkLpY=' 
WHERE 
  key_id = '4a2dd06b66ed69049c152ebd49b28231f73eddf28de7bbddf94028b4d6382aa7' 
  AND (
    token = 'tnoOs3saPOmEjX9oa5t7oh2xm6ePivXoEUVETEVkLpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )