UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVSx1syaECSUXB0RG5cgLlAEWlNXbXeJvSyKRCyL/UM=' 
WHERE 
  key_id = '1ddbfc7f940af9bb18a7a74e1ebe075f1deff330bc18fce34059f7086e406d29' 
  AND (
    token = 'pVSx1syaECSUXB0RG5cgLlAEWlNXbXeJvSyKRCyL/UM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )