UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8vnpfEE/eySheEZ3eF5JzrmPIJnXGsisxiLNaIDofHo=' 
WHERE 
  key_id = '8537ea91d9d2c94e0707799bf3975ba1dc065104153a929a17c2b8abffce5abc' 
  AND (
    token = '8vnpfEE/eySheEZ3eF5JzrmPIJnXGsisxiLNaIDofHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )