UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4M3jk+Bj4U2vdnEFaiIaTXJLplY8qLHq8F1UXY+M/w=' 
WHERE 
  key_id = '7e628db9fb8a955c27fd083c27474b33fba1014d51a9b6212e48a85c3da4abd2' 
  AND (
    token = 'e4M3jk+Bj4U2vdnEFaiIaTXJLplY8qLHq8F1UXY+M/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )