UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '55F/5+Kt/st0eCKDQH2Jk5vCyQBGZIu23/QYmh0ly6s=' 
WHERE 
  key_id = '546f0a552379105adbf3c827562b8f995e578973e3fa39947a9cab89cea0f72c' 
  AND (
    token = '55F/5+Kt/st0eCKDQH2Jk5vCyQBGZIu23/QYmh0ly6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )