UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2m4bPaQMbdALdts0UiXYPZmWUc4qluc+iM2S0CvBMc=' 
WHERE 
  key_id = '694f52702bd8cda89e1d0ee5ef04eb12e85decb534a07d9d5e66cf3ef14497f2' 
  AND (
    token = 'N2m4bPaQMbdALdts0UiXYPZmWUc4qluc+iM2S0CvBMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )