UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mYWWs/Py21ok6LI3mDSeYxbX6hM1BafU1R0ejbNbrsc=' 
WHERE 
  key_id = '4c1bde3d6155ac9497def848008f0bad2e7814a465f495b83b72caacaa1b149f' 
  AND (
    token = 'mYWWs/Py21ok6LI3mDSeYxbX6hM1BafU1R0ejbNbrsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )