UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U2MqbxJ2FRASKl0+OWYefje3InEKMzJxlSd26tFNVnI=' 
WHERE 
  key_id = '90b88bc2e9efcbc627b10d42be61df8911aefe937d02bd90c96b5c420a966b29' 
  AND (
    token = 'U2MqbxJ2FRASKl0+OWYefje3InEKMzJxlSd26tFNVnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )