UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrEzvGTq5eMYx1iv5jMgsVx3jgu4qrd8czNRHTpxI/U=' 
WHERE 
  key_id = 'b16839c52c7e3cad25c080a10819b1cb73f38f5b15221678e011f0a12995bac1' 
  AND (
    token = 'mrEzvGTq5eMYx1iv5jMgsVx3jgu4qrd8czNRHTpxI/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )