UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kGNwzsudRBJxoOJAtt08//jJ8cj3VxAGmHCHdVDl+tA=' 
WHERE 
  key_id = 'c4c6e0e7c37f89618e0ffee029a8dd240ab232321ae33793c3cd45c6ec194517' 
  AND (
    token = 'kGNwzsudRBJxoOJAtt08//jJ8cj3VxAGmHCHdVDl+tA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )