UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '88MNLyL6SjMTy4KKgIj3GBcFGTDPzl6E2/cJFnC0oL0=' 
WHERE 
  key_id = 'b3c024f21cb943129d1f24e52e44ab23be03232d70f0d6658102b86f43ee3470' 
  AND (
    token = '88MNLyL6SjMTy4KKgIj3GBcFGTDPzl6E2/cJFnC0oL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )