UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6M4fpYbvJwzAaxiY7JmkXCUAI2p6L3si0avghA1ACk0=' 
WHERE 
  key_id = '03e1caf28856f48646615c9d70299a8cbe48d25fa20402ba09f6ad1abdb8f476' 
  AND (
    token = '6M4fpYbvJwzAaxiY7JmkXCUAI2p6L3si0avghA1ACk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )