UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iZHL7Ihzceg4KPiNXw6duqVFHxpaGSnTzTEcgan1p6o=' 
WHERE 
  key_id = '9e3cc0be68926570e6669e35d78c10a92be08c6990574147f9811deaecb4feda' 
  AND (
    token = 'iZHL7Ihzceg4KPiNXw6duqVFHxpaGSnTzTEcgan1p6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )