UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dwF9DBbbtD+71G5ZE2YnyU742K64LvzfnE5leBOWWZY=' 
WHERE 
  key_id = '51e6e3290855274865e2709809a1c4b9335003c035fafa6ac27813d0d2872ec0' 
  AND (
    token = 'dwF9DBbbtD+71G5ZE2YnyU742K64LvzfnE5leBOWWZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )