UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aZkVgr1bxlDZNPOJf64DkX/1IuBr08akiy9Vau6Gs1E=' 
WHERE 
  key_id = 'c75ff9ab4f0cbce4953e44747b4b8c7e6486b5126473390daad9ccb3d02d1871' 
  AND (
    token = 'aZkVgr1bxlDZNPOJf64DkX/1IuBr08akiy9Vau6Gs1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )