UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q4GDCPvc0Ue49sVSAvIDhE2K8g2RwLuMPhbbwPhjg14=' 
WHERE 
  key_id = 'a4269cbae436112778b99f7c386a17dbc21e881501373ca858ab0640ddb3bf6a' 
  AND (
    token = 'q4GDCPvc0Ue49sVSAvIDhE2K8g2RwLuMPhbbwPhjg14=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )