UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tSV44Qkwd/Fyb5d2d4npJtm5viGJQW8nOnyYCuIVnsI=' 
WHERE 
  key_id = '88b6750200ec99ca8a36944a78c9a6c9f677fc7988489dd81724365df590f051' 
  AND (
    token = 'tSV44Qkwd/Fyb5d2d4npJtm5viGJQW8nOnyYCuIVnsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )