UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWWI3kJ7L56TNSb0D0NOdBO3C99E9XdFX0U1H74SD90=' 
WHERE 
  key_id = '16be0e7b9e7870b8424dd5e145ed553e5b45eeb4d31ee4d79f3bcc6f561b2533' 
  AND (
    token = 'PWWI3kJ7L56TNSb0D0NOdBO3C99E9XdFX0U1H74SD90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )