UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mYL5u4D28wzcXynWpdbQazNzi52vJjLhy0/OoSWThLY=' 
WHERE 
  key_id = '39715be7e18a31ed9195cec4734d4bc7e65027515b2cdf6bac82cfc466f11474' 
  AND (
    token = 'mYL5u4D28wzcXynWpdbQazNzi52vJjLhy0/OoSWThLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )