UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mBg2ZXXMsJZLC51MSjVZ8N1gwpNuP/5NbI0KO5wnXPc=' 
WHERE 
  key_id = '4e1055f6a9266867d5e599a1bef571ea9754d752a519f4f19b250a9d4fba3d88' 
  AND (
    token = 'mBg2ZXXMsJZLC51MSjVZ8N1gwpNuP/5NbI0KO5wnXPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )