UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6xe0MxNmcX3+Tx+gdUEH3TWXSyGHBpnyTxBX5hnaCs=' 
WHERE 
  key_id = 'c681d392262342ede0d5de6af50767720b9e64fb4d96eb722c9c2c63751b426b' 
  AND (
    token = 'K6xe0MxNmcX3+Tx+gdUEH3TWXSyGHBpnyTxBX5hnaCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )