UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LkGNV1yzasvROFUeaTkpCiuE68igp/ZG+roxjJKj0/8=' 
WHERE 
  key_id = '904c480c617d5619f6a37b3f88896f3021fabb1e03c793eb6ae59bb19cf19ca8' 
  AND (
    token = 'LkGNV1yzasvROFUeaTkpCiuE68igp/ZG+roxjJKj0/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )