UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uu+MI5MdLbOfRxtcAgYVqb43PZ0CUJf3FCrwBCNtLCQ=' 
WHERE 
  key_id = '83904812fbcdaf5de172789924a3310e220b6e187b1ae053841faef21f012e5e' 
  AND (
    token = 'uu+MI5MdLbOfRxtcAgYVqb43PZ0CUJf3FCrwBCNtLCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )