UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lsffGKcDyVUirVNJLyl/gi2cn3g2Xa/k/d/Gt5xq9rk=' 
WHERE 
  key_id = '51dee1e3a14792701a8d2e7b6d4d39ee9d16c0a70324acc18474140b32e48a51' 
  AND (
    token = 'lsffGKcDyVUirVNJLyl/gi2cn3g2Xa/k/d/Gt5xq9rk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )