UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xy87J0f/cuitSrPtMLcXIBT86GeGBZlKjiTEwTpNHPQ=' 
WHERE 
  key_id = '4bb8bf26b6c196b439694e36f88336dd0f271815851b68615eb3462425f40136' 
  AND (
    token = 'xy87J0f/cuitSrPtMLcXIBT86GeGBZlKjiTEwTpNHPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )