UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WVWjvTWgobu1sRDDm6IfKPHDyh5XqM4zT3C76xNslLY=' 
WHERE 
  key_id = '4801143955f23681b0f0028539ba70f640d65af20cdce7f06897d0714ff043b8' 
  AND (
    token = 'WVWjvTWgobu1sRDDm6IfKPHDyh5XqM4zT3C76xNslLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )