UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eMB/NeOoJZCy3yrzY8tqRGRqbz0w83ww406YgKFzWtU=' 
WHERE 
  key_id = '91086ddba0e5167c46a7503c78b117e052daa83e6894f0f8abe5c87b0eee27ed' 
  AND (
    token = 'eMB/NeOoJZCy3yrzY8tqRGRqbz0w83ww406YgKFzWtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )