UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zC893wVs1Ktfv/0PNW1seLo4DbP7SxHlA5lhXpsLO/E=' 
WHERE 
  key_id = '1c7ca27f521abc05db707cef98f50a6265719693df47278394b48c372cb900e7' 
  AND (
    token = 'zC893wVs1Ktfv/0PNW1seLo4DbP7SxHlA5lhXpsLO/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )