UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'weY5Agf8gxkqzPQbuLEhIWTymeiLNiDDh8vDq2FDEnA=' 
WHERE 
  key_id = '8688b667f67527bedd8a9b4369855cbc2074acb930be4d181e6a1e91402fca60' 
  AND (
    token = 'weY5Agf8gxkqzPQbuLEhIWTymeiLNiDDh8vDq2FDEnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )