UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ktxtr5PArHhC1EtCxkmqfG2fFrPfSpr2iWEin1Y/WIE=' 
WHERE 
  key_id = 'e2dcd9e6c0b31e2d2e00e57977678e05f45d138b00c02c521387f2e1b23d3743' 
  AND (
    token = 'Ktxtr5PArHhC1EtCxkmqfG2fFrPfSpr2iWEin1Y/WIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )