UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iRkjK5tOYXhe4bwaSvr4s4rFCBHlTqCxZotRI8R6myY=' 
WHERE 
  key_id = '36199e5cae3a22f81f419ce03fb41a207f0cfd2852b63249e9eeb21d6aa8749c' 
  AND (
    token = 'iRkjK5tOYXhe4bwaSvr4s4rFCBHlTqCxZotRI8R6myY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )