UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OSQzujuCQt8i09RfT3PlljbAgbVQf9Kp8th5CpUVyQY=' 
WHERE 
  key_id = 'c52959694e357cab05788960a69783efd02082ccb15701087e80162a54129870' 
  AND (
    token = 'OSQzujuCQt8i09RfT3PlljbAgbVQf9Kp8th5CpUVyQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )