UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4KvoOQKjnkKW/Zmn3rVCVtm7alzQMKkUjp+QNyUSHTE=' 
WHERE 
  key_id = '51ae369dc6760a464be7c034368fc52e7dd30f4be9cb136ea1d1012294d8cde1' 
  AND (
    token = '4KvoOQKjnkKW/Zmn3rVCVtm7alzQMKkUjp+QNyUSHTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )