UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'skVk+cJAwLPqEn41jzbqxyHy2U0PXrdWAtgaS6rEqt8=' 
WHERE 
  key_id = '8ece3807c847f7ca525efe86754a6c2cbcfbc59727a4b59648a78d38c09be1ca' 
  AND (
    token = 'skVk+cJAwLPqEn41jzbqxyHy2U0PXrdWAtgaS6rEqt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )