UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '12aVBPB1vptfOPwqtzwDbylOAJpHtIICkR0GXSy72qc=' 
WHERE 
  key_id = '6312f2e5c2e497f041098911dbc48b7609545ee9dd6f6f3ede63e08a608b4d58' 
  AND (
    token = '12aVBPB1vptfOPwqtzwDbylOAJpHtIICkR0GXSy72qc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )