UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UKVCTcko6g6YfatObnAWLy4SLXXzS6UHyHGEefrEEWs=' 
WHERE 
  key_id = 'c6c197cb4ec2c9ccf04905d425b9c104fce09d637e2b88344fb1c609ed5e0151' 
  AND (
    token = 'UKVCTcko6g6YfatObnAWLy4SLXXzS6UHyHGEefrEEWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )