UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pPPC67YH5rEEGZ9qHF+fQLDVrKlkjEYwB3/FctNrsXA=' 
WHERE 
  key_id = '4d8897a04202c55f8c754760c1c355a2d61a807b118fbf6d64dabe6f2d3581b9' 
  AND (
    token = 'pPPC67YH5rEEGZ9qHF+fQLDVrKlkjEYwB3/FctNrsXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )