UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z0DH1e6zq+Ru6rUtUIhzDfAJqcZPAOSBttvjDwaolWQ=' 
WHERE 
  key_id = '908b3eedc4f526c84488ad37c63b6420af83c489e51026d58a7c597af18fcdf1' 
  AND (
    token = 'z0DH1e6zq+Ru6rUtUIhzDfAJqcZPAOSBttvjDwaolWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )