UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6gm6V1/4UBUWG1g1Zy4vPlQkdPdsd4tOJ5mSOoHEfI=' 
WHERE 
  key_id = '43fffa5f5d2e3483abd62e57c8ce203ba1066c2a3309f72082003e57810fa0d9' 
  AND (
    token = 'q6gm6V1/4UBUWG1g1Zy4vPlQkdPdsd4tOJ5mSOoHEfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )