UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6Hz94E+L+0AGtvJXz/byU/mTEUvK1jvHpVreE2pD24=' 
WHERE 
  key_id = '7453cdbf16a80208efaaaebb76dd87af6826b96eb51491c2b16b9d5d421c46ef' 
  AND (
    token = 'U6Hz94E+L+0AGtvJXz/byU/mTEUvK1jvHpVreE2pD24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )