UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qAbC8vx464qAm9BDWbDbdq+GFlHnI2NnJVUWnSX1wuc=' 
WHERE 
  key_id = '938ab9d7f8cd303c6768fe7aa58a76d46e65ab3833250486ae00fc3f92cef37b' 
  AND (
    token = 'qAbC8vx464qAm9BDWbDbdq+GFlHnI2NnJVUWnSX1wuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )