UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SnmJvuerBF5qOd+ek/pFpkr8MTFV2M14a6XjYoILWTs=' 
WHERE 
  key_id = '0546263e76721082eb160b156880a82f2a76fb652de03cceba2f71593e0f3713' 
  AND (
    token = 'SnmJvuerBF5qOd+ek/pFpkr8MTFV2M14a6XjYoILWTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )