UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PUiqiLMoavyCbBvNtIOng2MSxGqgA2k8yN+51teAVmg=' 
WHERE 
  key_id = '4dc03c84097f7db2fb38b479371c30894fc1a2140f8d37f9c945890becc787c3' 
  AND (
    token = 'PUiqiLMoavyCbBvNtIOng2MSxGqgA2k8yN+51teAVmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )