UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bKg4FyxhihAr98qhgaAB9JrZBk4+ZIG2moiklx659TA=' 
WHERE 
  key_id = 'a7e51214422fda37e4a8b98587df8a998779a615bda6fd3a459cb03feb6b7900' 
  AND (
    token = 'bKg4FyxhihAr98qhgaAB9JrZBk4+ZIG2moiklx659TA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )