UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6Pn0sig1DLj6pU6bzC36cTwmi4uJt/sVVC66Nx//ZM=' 
WHERE 
  key_id = '7758b3f3f5987d1ab307d8639b9a624612ec72d45a2b18085c7ee015c73ff112' 
  AND (
    token = 'a6Pn0sig1DLj6pU6bzC36cTwmi4uJt/sVVC66Nx//ZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )