UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X1/q3EQVi1q0rupOUlDouGlxn80lq+4jG+54qu2C1bg=' 
WHERE 
  key_id = '2518da130233d0816e56e10b829617b23e63d31feb74e5ce8434ec255876c51e' 
  AND (
    token = 'X1/q3EQVi1q0rupOUlDouGlxn80lq+4jG+54qu2C1bg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )