UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pe8DjJdOLCGeyegjZGe10IZfxGjmpdczFklu5D4bxRc=' 
WHERE 
  key_id = '15d919fa14827276bb968faed90e3366ffaba17f750a2cf645d5c8126072b2ee' 
  AND (
    token = 'pe8DjJdOLCGeyegjZGe10IZfxGjmpdczFklu5D4bxRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )