UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I3DLLdufFl++/GGYPS/hYAZ3Z9xwjC1lzV+42n0iBB4=' 
WHERE 
  key_id = '51d1428c1c29925a5c7221d729b861cb7488f545c90f05a78e7b9c5eaf31bb17' 
  AND (
    token = 'I3DLLdufFl++/GGYPS/hYAZ3Z9xwjC1lzV+42n0iBB4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )