UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mbR9NWaugrEfrZtUB3oi8H25Xddr6MaCjrlOmTbTfjc=' 
WHERE 
  key_id = '3c92c661c73db481a3aeac89a4baf31a7bd3223bfd0bf1ee0cbaae7b9b6a7542' 
  AND (
    token = 'mbR9NWaugrEfrZtUB3oi8H25Xddr6MaCjrlOmTbTfjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )