UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3KAw12/evUGnbWmc40iEGw0aXncySNi2uUuQqRfFm/4=' 
WHERE 
  key_id = 'c21b3bdc21687c81a05e629a593c200d35e7a5872f2e23705148288270c4c3a2' 
  AND (
    token = '3KAw12/evUGnbWmc40iEGw0aXncySNi2uUuQqRfFm/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )