UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4jHbbwO1b3GsCZgaxRQg9v1hkoUZBkMllPxoCmud+A=' 
WHERE 
  key_id = 'a18162123500ba9388251427e1954acf40193e295042a75a1c263c47a2cb8cea' 
  AND (
    token = 'P4jHbbwO1b3GsCZgaxRQg9v1hkoUZBkMllPxoCmud+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )