UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TFHbQD37/gZ7BIVqpWMjfomLLWV0vFnjJLqFgHKSllk=' 
WHERE 
  key_id = '68a68a10f36c62f207d5094742d63eb3ee38b468b9f51a4666f03331e8834739' 
  AND (
    token = 'TFHbQD37/gZ7BIVqpWMjfomLLWV0vFnjJLqFgHKSllk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )