UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CbC2+ou9OqCZAQDapRYdjzCwfmxeKXNMoVeLVszWYQo=' 
WHERE 
  key_id = '3c9ce254cfea4e71541c052635f12603240f85cede7421b43a927897228dae4e' 
  AND (
    token = 'CbC2+ou9OqCZAQDapRYdjzCwfmxeKXNMoVeLVszWYQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )