UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rN6attlglE5SDv6/UsT4wGT/fsXJlma8o76Rr5vP1p4=' 
WHERE 
  key_id = '26193e2a5174910bb54530e13477ea15a18a12cb46ecc5fdd425485580c890f9' 
  AND (
    token = 'rN6attlglE5SDv6/UsT4wGT/fsXJlma8o76Rr5vP1p4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )