UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R/27MWKZ+bkCaWTKv15q0JiIIcsLMt69OfdqsaTLR4I=' 
WHERE 
  key_id = 'e5445f9058e24a39ca08c446faea091a57d60e649748e2277a4e72ce6cd9437d' 
  AND (
    token = 'R/27MWKZ+bkCaWTKv15q0JiIIcsLMt69OfdqsaTLR4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )