UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tLVKkG1uDvAWKN/pAY3NoKagVkp/gtk/XpUiV2/PPcw=' 
WHERE 
  key_id = '10bd4bb9209807e32bdf4e30cd5e7a605026eb98194bddf48ca319379d64b1db' 
  AND (
    token = 'tLVKkG1uDvAWKN/pAY3NoKagVkp/gtk/XpUiV2/PPcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040