UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6CuJGR6J90WTjy7ubwN3TjFDmXjiXDIXLqO7E10NDg=' 
WHERE 
  key_id = '8edd8598f60786e8f9dd12c9fdd36e645fcdf7cac7150f5c4d6debdcb6d9ced9' 
  AND (
    token = 'v6CuJGR6J90WTjy7ubwN3TjFDmXjiXDIXLqO7E10NDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )