UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i/fXn7TiUuQOgAWlEr0QNSMmXoE4XAxpEJsAfO/6X1E=' 
WHERE 
  key_id = '5a4c38933617b7d98ab86b0ae18dfa2ddcb470509526084546f46a9f511f16a2' 
  AND (
    token = 'i/fXn7TiUuQOgAWlEr0QNSMmXoE4XAxpEJsAfO/6X1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )