UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pyDSjY8//lOO0PQFeOr/52iPMDcDHbfRsU90f1a1Kak=' 
WHERE 
  key_id = '581d7b4d341787ff21fa5ccf4365aa24d3eef812bbeb075b0cc676caf5495247' 
  AND (
    token = 'pyDSjY8//lOO0PQFeOr/52iPMDcDHbfRsU90f1a1Kak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )