UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LU8eyklxr2/xdH7rxEBcDrt90s9+vqCYgbq4x2+/Hww=' 
WHERE 
  key_id = '2a1a394e4802b87a463004c4f110b768e4cde0efd70000f3bf4da151c6136f52' 
  AND (
    token = 'LU8eyklxr2/xdH7rxEBcDrt90s9+vqCYgbq4x2+/Hww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )