UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IZYGZayCMGHUM0vfvsVcrxlEKhbasNpNwaSkjhHKgUE=' 
WHERE 
  key_id = '305d1bfbc31adbf6076221caea0a8000e554cc3ecf76efb8e44e651a27a4161b' 
  AND (
    token = 'IZYGZayCMGHUM0vfvsVcrxlEKhbasNpNwaSkjhHKgUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )