UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeKabCURq09UrhdxRMTDt+9LU46XvISTchX8SIkufgE=' 
WHERE 
  key_id = '506d887e7c95e3a7fe6466400272e322b5b358122f8c408da74750ba0046afb4' 
  AND (
    token = 'KeKabCURq09UrhdxRMTDt+9LU46XvISTchX8SIkufgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )