UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4p5zGEkyKbx+y2cOM+R79e+jhB5BRWgl2CUd5OCfaZM=' 
WHERE 
  key_id = '5dc7ba8030953998e8c4bad299a258a2e99e61e57a98cf3b8755655f98c14cf9' 
  AND (
    token = '4p5zGEkyKbx+y2cOM+R79e+jhB5BRWgl2CUd5OCfaZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )