UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r4O6L6GqEI8XTJLZNBU9p9xD8PuSzJ8QU96D/v0rtXg=' 
WHERE 
  key_id = '994bd4330e502812740796c4924e500172d6d01f3d735c311d587ee4d416a247' 
  AND (
    token = 'r4O6L6GqEI8XTJLZNBU9p9xD8PuSzJ8QU96D/v0rtXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )