UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DPfdgOg/9Gzkf00n30GrHpehSsRxp6ogGst4NT2FY5w=' 
WHERE 
  key_id = '502af2483393b77c5f3628fe9a91a7290e6b06cfa1ac961090fcb9400ce62aff' 
  AND (
    token = 'DPfdgOg/9Gzkf00n30GrHpehSsRxp6ogGst4NT2FY5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )