UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mxyFKti3XOZPmaVGoJuuC8pcEAmlv1rdTGDYqtXM/lY=' 
WHERE 
  key_id = '6f5b16d872f05e534e8e41c39c1021c1f6cedce00dbf340444edad9e6f452a1b' 
  AND (
    token = 'mxyFKti3XOZPmaVGoJuuC8pcEAmlv1rdTGDYqtXM/lY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )