UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUeLBGT/x49S8liK+gy99mLWot8yrewqh0cIglVStws=' 
WHERE 
  key_id = '9fbb824cefd9e8b0c46ec2c58797e42c757b07715542fe93124e75201139855f' 
  AND (
    token = 'RUeLBGT/x49S8liK+gy99mLWot8yrewqh0cIglVStws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )