UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4YBdsOhCQkdU5Y75zg/9c/9/54YjLVxBpKIecZJa2Is=' 
WHERE 
  key_id = '8adfc250919b2a19bc28a04a27fcf10de87435c793428cbcafbbc3dc7fc0a556' 
  AND (
    token = '4YBdsOhCQkdU5Y75zg/9c/9/54YjLVxBpKIecZJa2Is=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )