UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/IjiSY28j4YvVEcMx7qNWJFN3Xgs4E8q0iLay9+s9jI=' 
WHERE 
  key_id = 'f15f0b486cb4ee03140316327eb24067517fae51e572006507ab8e924e71f92c' 
  AND (
    token = '/IjiSY28j4YvVEcMx7qNWJFN3Xgs4E8q0iLay9+s9jI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )