UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6bQqUrIJ37MFjZFk4ybSBdXPbUusVhePE4GyvB73v+I=' 
WHERE 
  key_id = '1b57be2786beef0eb7a9796b62b78334515cdd054412bc79684c5e2b60cba858' 
  AND (
    token = '6bQqUrIJ37MFjZFk4ybSBdXPbUusVhePE4GyvB73v+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )