UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qg1YHDLPpwCQKnD+iSMm/YsLWVE3ZqdApvRGGafQa6k=' 
WHERE 
  key_id = '03b2904ce863fca81b9581369f57e8a818b5e3793bd203edc0ae39ab3c3a86e3' 
  AND (
    token = 'qg1YHDLPpwCQKnD+iSMm/YsLWVE3ZqdApvRGGafQa6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )