UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GtBW+r5hpoVShpUK7KIe1NIv+KW8EI9rzgpm8TgtVIo=' 
WHERE 
  key_id = '903fee176dc3e046224e59cef453945e98658d6c3d37083156103418942f5ac4' 
  AND (
    token = 'GtBW+r5hpoVShpUK7KIe1NIv+KW8EI9rzgpm8TgtVIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )