UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BTBd0HPTX+iAndFZ4gFNAPBQRgD522PQleoiXDCtTys=' 
WHERE 
  key_id = '4a76e689f0a622d519566022077ca72fd8ac68c37ce02379279276a14fbb66ce' 
  AND (
    token = 'BTBd0HPTX+iAndFZ4gFNAPBQRgD522PQleoiXDCtTys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )