UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ma4ixBvfusql4+DmvI9stF1i8SoUZbCrLVvRMSWYn/w=' 
WHERE 
  key_id = '42a5cd4aa9a895ab40375930745a6e8dff170b14f95df726d4bf9dff3726445c' 
  AND (
    token = 'Ma4ixBvfusql4+DmvI9stF1i8SoUZbCrLVvRMSWYn/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )