UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '+kPRySflQdZC/Gcow5//4POia+m8FenKtYcb8oHpTPM=' 
WHERE 
  key_id = '8e7cabb4d5b0ba7865e9731d8726411b55cd761c8e05aab66d90ddc6ba9c16c4' 
  AND (
    token = '+kPRySflQdZC/Gcow5//4POia+m8FenKtYcb8oHpTPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )