UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WDHm302ltiEEExFbcGemMFZaPXz6gctDS7HiJCJVIlY=' 
WHERE 
  key_id = 'cfec46a21f6c47a1cc39395adbc9e80a72e5f49c2f6fe909c02fee3ae8064da0' 
  AND (
    token = 'WDHm302ltiEEExFbcGemMFZaPXz6gctDS7HiJCJVIlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044