UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fnuDTOZT7AmbLrMcsLBjqwFxb52yyCQre9Aip8WGcU0=' 
WHERE 
  key_id = '4d452700155e5650d47aef74f4f378cf47d6f16d1444d64c176538c1d7126559' 
  AND (
    token = 'fnuDTOZT7AmbLrMcsLBjqwFxb52yyCQre9Aip8WGcU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )