UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K556ZFX/XX0aSV9HrifCS+sPRBPp3iD5fmrK1k7eZOE=' 
WHERE 
  key_id = 'e9897d0501fdad947759d19ec0f8296e769be88b4499b816dddf9cd56a348940' 
  AND (
    token = 'K556ZFX/XX0aSV9HrifCS+sPRBPp3iD5fmrK1k7eZOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )