UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'byrf4jpL3XZNLdq9toSvLe8Ij5Kcru86Wyc3KqdeStg=' 
WHERE 
  key_id = '8e8c0e4350b4893882c82ffb661f3edc1f3828c95c05413127926b343b2c1feb' 
  AND (
    token = 'byrf4jpL3XZNLdq9toSvLe8Ij5Kcru86Wyc3KqdeStg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )