UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vXKfrch8k1m1h6COKyTeH41gP2aMVX0msVQLHx+LOfc=' 
WHERE 
  key_id = 'f4623ea35db81218ff1836e629a989527e7b40489b926a8eeeb1246b701df34c' 
  AND (
    token = 'vXKfrch8k1m1h6COKyTeH41gP2aMVX0msVQLHx+LOfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )