UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r//AR/rVzIGRMf7sqq4MmVVa2i4RCKImGA0x0pDDM38=' 
WHERE 
  key_id = '6753593a6c94277fff3a866d11def7810d3328b77eecd46f14508ab4ef3fe0dc' 
  AND (
    token = 'r//AR/rVzIGRMf7sqq4MmVVa2i4RCKImGA0x0pDDM38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )