UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dt+ucV/6alt68/2jvN6VssZ0zXcadbMVZ7zI22Szkbs=' 
WHERE 
  key_id = '5b68b5b4463a394849f0f0fb719c56ecb0147fcc56b3dded51c636545f186665' 
  AND (
    token = 'Dt+ucV/6alt68/2jvN6VssZ0zXcadbMVZ7zI22Szkbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )