UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRf3HxwzCE3VRtlOPgeqxhOm4aEorxC1RWILz9np7Z0=' 
WHERE 
  key_id = 'a627f995e60853cec15b3754b49ba7d291d97f1ae0704a925d16a22c1b5ea2b3' 
  AND (
    token = 'KRf3HxwzCE3VRtlOPgeqxhOm4aEorxC1RWILz9np7Z0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )