UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVSF/gM7XCCV1IOqFUTy6z9vUu5lyucuj1T84d/G4yw=' 
WHERE 
  key_id = '0f50971ab3d1ce7a0dc166ea51f5ba2447bf8453ace2674cdd7a9d5c81ce6d88' 
  AND (
    token = 'pVSF/gM7XCCV1IOqFUTy6z9vUu5lyucuj1T84d/G4yw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )