UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E94VmLbXLdb7XUoI5T8+YRdHNGFHYB+MmTySIWjuB48=' 
WHERE 
  key_id = '6526e8820edfcf77b8b6c1da2c7c08218aa02a0c2c6bdaa87ebae6d244c3be2f' 
  AND (
    token = 'E94VmLbXLdb7XUoI5T8+YRdHNGFHYB+MmTySIWjuB48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )