UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50LL/hkR4w6X0iBR4VVS65iOlXC5xRZ0shoV6ZqAg+g=' 
WHERE 
  key_id = '87f51da0a7b5bd7ce509422020cc3f2bb822baf568a88e703dead8c2aeb626bc' 
  AND (
    token = '50LL/hkR4w6X0iBR4VVS65iOlXC5xRZ0shoV6ZqAg+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )