UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tc7Krm78NNHb/9czrG0aKOKnc9vBPIpV7pAUwIBvWo0=' 
WHERE 
  key_id = '47d8dfe6807fa0e6aa716b4b99f370710b793408d57821b0bb86f288a4e3ff7d' 
  AND (
    token = 'tc7Krm78NNHb/9czrG0aKOKnc9vBPIpV7pAUwIBvWo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )