UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AHNzkjLPk4o4Y+jdmA7OXlGsSEMziEklXAJtZERY99o=' 
WHERE 
  key_id = '975c79f994aaf688b16343eae32817ec7d2df8274fd651cc0c015c8df4d5089d' 
  AND (
    token = 'AHNzkjLPk4o4Y+jdmA7OXlGsSEMziEklXAJtZERY99o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )