UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b/59bAYhzlCH4lS4AlKnF7c1Q9h0IRKp94fS3WtRPgk=' 
WHERE 
  key_id = '5338ad6656dd8a2817d919a353a78e8e1b5527b165b5bef347888cc189af746b' 
  AND (
    token = 'b/59bAYhzlCH4lS4AlKnF7c1Q9h0IRKp94fS3WtRPgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )