UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yhPX1HLhN6pANXg1az12/7g/xHZoEJvCsutadyXwnUA=' 
WHERE 
  key_id = '81dd08ff328e31828f4ec20846d044873ea6ad239a5a77f3832921c8684a04fc' 
  AND (
    token = 'yhPX1HLhN6pANXg1az12/7g/xHZoEJvCsutadyXwnUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )