UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lrnYU3uF4BXbJgmC8rGrIHZxt+xb0n/WIZ388cLdv+8=' 
WHERE 
  key_id = '8db5553950765527194696dd83aa1eb946df0bc73219afe68f1a501b66b2563a' 
  AND (
    token = 'lrnYU3uF4BXbJgmC8rGrIHZxt+xb0n/WIZ388cLdv+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )