UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mk/IweDC0LGpzQ8r005ch+qFgDrrhRxRch0MJLdp1/A=' 
WHERE 
  key_id = '84b088fa411db3080203b5f33e91840ab58533b2edf4adb8a365f9cd6abc7945' 
  AND (
    token = 'mk/IweDC0LGpzQ8r005ch+qFgDrrhRxRch0MJLdp1/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )