UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ugRmNK6oyNG4Nfl8NjIjd9H575Hm0ep54HqNP4SIWgI=' 
WHERE 
  key_id = 'b2f6642023dc07f9d19360424be249e6d28c8f95dd894e810ca51f8b32b362fd' 
  AND (
    token = 'ugRmNK6oyNG4Nfl8NjIjd9H575Hm0ep54HqNP4SIWgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )