UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqSaAik0+/raOch8xm1AjtKMiZlS3yQzyvfLGibn/PM=' 
WHERE 
  key_id = '157d257c947171c37bc2acaeea4f7f3c7e51aa3194507d11b8fb9fc2c0ce8bac' 
  AND (
    token = 'kqSaAik0+/raOch8xm1AjtKMiZlS3yQzyvfLGibn/PM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )