UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5NnPbIJ2geKTDBH5pz7bAI9fpUQJMeGXlvFdv8U3GYg=' 
WHERE 
  key_id = '42b7a14d139a4cdd51d1e856f02a00208c68467b53cdb97ffb158bff60fff323' 
  AND (
    token = '5NnPbIJ2geKTDBH5pz7bAI9fpUQJMeGXlvFdv8U3GYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )