UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g27YEwDvrzwKSMtpwlsEFMG7RiIzbLhLXM/cH+V/E60=' 
WHERE 
  key_id = '1ab5b52ab53e95a97514fe36610ed563a5e602961f926ed889367d525564b1a7' 
  AND (
    token = 'g27YEwDvrzwKSMtpwlsEFMG7RiIzbLhLXM/cH+V/E60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )