UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iTaBjuCyjkktaH0kwgWSPMcY0P9VDbYDwbiJ+/8i2A0=' 
WHERE 
  key_id = '8cdcf50c2fae688e0d5c784365696c650ba9f6c0fecfd7c7104b4f22c08291dd' 
  AND (
    token = 'iTaBjuCyjkktaH0kwgWSPMcY0P9VDbYDwbiJ+/8i2A0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )