UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vbm2VmffHrGEhBOV1jFdF1tUZsF57CmiCcrdVNBoXak=' 
WHERE 
  key_id = '3856d38c16f470c6deacc2c9a5d8aceb6921aa5b8e348c18337474cdf8749aee' 
  AND (
    token = 'Vbm2VmffHrGEhBOV1jFdF1tUZsF57CmiCcrdVNBoXak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )