UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j0EGBa0sh6RQBalup3u3D2cTwr8PN5rnh6DIWYAsYqw=' 
WHERE 
  key_id = 'e1a2e8db5a9ae893af34a220761210743a9951b57f3de2deade81c093b2d1da2' 
  AND (
    token = 'j0EGBa0sh6RQBalup3u3D2cTwr8PN5rnh6DIWYAsYqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )