UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PykTJKQSMKYUTamY3ChLIg8pbG/ft0OWSpXg4ox0pfo=' 
WHERE 
  key_id = '6494cdf90fbe7b364a44cc8071280c2fd9d18e0aa692f0a53a87876b17e1b95f' 
  AND (
    token = 'PykTJKQSMKYUTamY3ChLIg8pbG/ft0OWSpXg4ox0pfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )