UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tn9N6smK7JX920blypWcnMSayP38lnTVh2HwvoIfUVo=' 
WHERE 
  key_id = '2431b9afda03dd8c2e116e72e6965d82db31710d8360134a192922b0c23304ac' 
  AND (
    token = 'tn9N6smK7JX920blypWcnMSayP38lnTVh2HwvoIfUVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )