UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5QmMYCoklsOJ7I6Q9ER9efCF5xaiqlK9PidnNCHw0KM=' 
WHERE 
  key_id = '4842042d0e9627d4d6df5cf6c712cee20b8ef76ebf97bad0e4ff8648ffc2cd51' 
  AND (
    token = '5QmMYCoklsOJ7I6Q9ER9efCF5xaiqlK9PidnNCHw0KM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )