UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2ZvF+nlOrVy99Vze0fXew/EUCbCxy4AdLaKBgmXp6s=' 
WHERE 
  key_id = '28b2db27ab25b25c00462cf7b2d28887376767c0b6177ee30032d597bee79b6b' 
  AND (
    token = 'n2ZvF+nlOrVy99Vze0fXew/EUCbCxy4AdLaKBgmXp6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )