UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xH51q0wqLD75jeI3pi21ZjGWESzdCGbczO17ZGcDgIw=' 
WHERE 
  key_id = '33441a19a2502d621b238cd3ee34869b90b28eaa30a93ec0495bc230be33c824' 
  AND (
    token = 'xH51q0wqLD75jeI3pi21ZjGWESzdCGbczO17ZGcDgIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )