UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eNR0w9aDPuluReDrzL2FkMspqUr4VrhUhl1aPAyLXAk=' 
WHERE 
  key_id = '2dc67e854075a51e834aecf24ecf204f5a77147abfafbc02c0e6ad7815931082' 
  AND (
    token = 'eNR0w9aDPuluReDrzL2FkMspqUr4VrhUhl1aPAyLXAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )