UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zoh/lzu6rNNlXHkdauTgCDyV4dC3aoHFWynuXO10AfY=' 
WHERE 
  key_id = '8b6915cccfe6430074630bec168124ce51ea7ba6e52b8c2046652299a8480f13' 
  AND (
    token = 'Zoh/lzu6rNNlXHkdauTgCDyV4dC3aoHFWynuXO10AfY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )