UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCPXT7iDme5Vj9IuQQUS2+7E8tPgtLn0Dh1W1inGvug=' 
WHERE 
  key_id = 'eb313de901e2929e3383173a56aed4585483697a2ec6a5bca2d103925ee82260' 
  AND (
    token = 'PCPXT7iDme5Vj9IuQQUS2+7E8tPgtLn0Dh1W1inGvug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )