UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SxuERbgZVWytuXI+Izz83incupUMT2P9V6S0We/+eNQ=' 
WHERE 
  key_id = '2740faed38d47ac413748a6ca7aada0229d75a40f33e902e07e9044dd84bc558' 
  AND (
    token = 'SxuERbgZVWytuXI+Izz83incupUMT2P9V6S0We/+eNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )