UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RrrkxfVtTaVOacUBBiIgVKRmu+6EuJdGx34y/AdbwB8=' 
WHERE 
  key_id = '2184b6992ec2b92ae9e148389e9ae83a711b900e2c018591546477b8dd246f40' 
  AND (
    token = 'RrrkxfVtTaVOacUBBiIgVKRmu+6EuJdGx34y/AdbwB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )