UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NNwEtVM1sJvmHNcRDox3XEHDXhfCuZ3rxpDJPeA73fc=' 
WHERE 
  key_id = '7e50f894fa0ba1c947f49ddec09373b7c16e0c48be5d46517c6f460abff64d89' 
  AND (
    token = 'NNwEtVM1sJvmHNcRDox3XEHDXhfCuZ3rxpDJPeA73fc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )