UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhBL6KMFtPccqAPuwxlW/ciUS8gtMthQJTmAVqc6hMA=' 
WHERE 
  key_id = '437c0f791a0c0573c00e06ccc0faffe5aa13834f711aab7da04d3050fde31964' 
  AND (
    token = 'mhBL6KMFtPccqAPuwxlW/ciUS8gtMthQJTmAVqc6hMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )