UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z7/E1WGLraKFWjPM5vPmTmIqB/qtvse3mO8L92EbDa0=' 
WHERE 
  key_id = '468296cacd907e936cdad52ac6b7df61325cf7543fe44d5c7d65c0fe76a2ff04' 
  AND (
    token = 'z7/E1WGLraKFWjPM5vPmTmIqB/qtvse3mO8L92EbDa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )