UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WHq0GQJFUv+1DPw3LDltfqhTQvzbUXaD3lzZJHnnU8E=' 
WHERE 
  key_id = '6ff9e80809f2583b28030ef7c8416da3636affb9eeb932528f04824b3a5950d7' 
  AND (
    token = 'WHq0GQJFUv+1DPw3LDltfqhTQvzbUXaD3lzZJHnnU8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )