UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ux6Wrf3ECWgPOEbudRXfV3291sqLVzOFbphJ6uIWJAU=' 
WHERE 
  key_id = 'e875164f0ec4fe04dac321a94ccece83b9ab70a7a3f775e694023f8d39111fd2' 
  AND (
    token = 'Ux6Wrf3ECWgPOEbudRXfV3291sqLVzOFbphJ6uIWJAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )