UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'io/r/P8l3/mAdq720Y7Itl/q4w3OvZdXsydbS4cK47A=' 
WHERE 
  key_id = '6798546515de62a63ecdcc08ad34fde93e7aa834e6d2645100316254b336a5ac' 
  AND (
    token = 'io/r/P8l3/mAdq720Y7Itl/q4w3OvZdXsydbS4cK47A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )