UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RHnKFmIVscSOxyzYb2C4EkNfb1yy1UOyqoBjFaJOLdE=' 
WHERE 
  key_id = 'b2c449ac5964fc14e8ffff9c04f95613d3bd22342cdaac1e7940740f98b947fa' 
  AND (
    token = 'RHnKFmIVscSOxyzYb2C4EkNfb1yy1UOyqoBjFaJOLdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )