UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/QdrLHGbAscsdxf0JUkv7vAglhIlsJA1Ub/VqyArpMM=' 
WHERE 
  key_id = '2a50dd966c602581ed0c19d17788f198ed55cf8f7846460777a867468de9fef2' 
  AND (
    token = '/QdrLHGbAscsdxf0JUkv7vAglhIlsJA1Ub/VqyArpMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )