UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nrZOg+qgQEEjZGYEZC4PjJ7G/ljheAvpXLqSUaavXPk=' 
WHERE 
  key_id = '12e56cb902f8f7b4653cf604337ccb9e5e643215963aca036ae0efb7a48d3e70' 
  AND (
    token = 'nrZOg+qgQEEjZGYEZC4PjJ7G/ljheAvpXLqSUaavXPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )