UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pn2QSvWvjnL3udzGGQmd9BcPyC2zb5N3fBPDcuiAvmc=' 
WHERE 
  key_id = '964c510708c387fb76a2e2a253ae2c6406d37dbb6c74d45340b48b5e2f9e50f1' 
  AND (
    token = 'Pn2QSvWvjnL3udzGGQmd9BcPyC2zb5N3fBPDcuiAvmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )