UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c57H8p5LI10/fDMjl0hvnbRNkQPCrgBvPtP4bZqzfRc=' 
WHERE 
  key_id = '936b0035459908b26bac59f0cc61bab45a87b1665c8bca683744ddd61d05fb3a' 
  AND (
    token = 'c57H8p5LI10/fDMjl0hvnbRNkQPCrgBvPtP4bZqzfRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )