UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EhNbbg9yV0OcMM7pvsQ6YMUz0OM3fNswQBTZAnC116I=' 
WHERE 
  key_id = 'b51e64d6272532df27b0b1e9ee207fccf201550e1ebcc82e89129a6c1675579d' 
  AND (
    token = 'EhNbbg9yV0OcMM7pvsQ6YMUz0OM3fNswQBTZAnC116I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )