UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PaJhmtdSSW0Q3+VeLe8DNVDCAwVR2G1hCWTQueGa8GE=' 
WHERE 
  key_id = 'e2b41d262b1b22fc308814c45ea01109d8904cdbf9a080145fa68e412af3490c' 
  AND (
    token = 'PaJhmtdSSW0Q3+VeLe8DNVDCAwVR2G1hCWTQueGa8GE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )