UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z5ysl27uFCqsH36UrkvTlIdyp4fvH5CtNQ7w9oYdujk=' 
WHERE 
  key_id = 'c8d2ab754b1768ef1791cddda06bf1a859315bdea38159b154220ef8c2739fba' 
  AND (
    token = 'z5ysl27uFCqsH36UrkvTlIdyp4fvH5CtNQ7w9oYdujk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )