UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aT8rr9SIdl+RvTph3zizFzyDDRoUlL/ltMPKrfeso8c=' 
WHERE 
  key_id = '94ca4cf37cd26a76fad68f6648e11ba1fe538a42f433e9d6f1c7bbb241ad47d7' 
  AND (
    token = 'aT8rr9SIdl+RvTph3zizFzyDDRoUlL/ltMPKrfeso8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )