UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUnPbrHvk9WoP3cuIIurL2D//1MlBxqDlD4Grz1n7cQ=' 
WHERE 
  key_id = '5579e3f12bde60acd0790daef27ba0b3edc7519ed105820c5c781affcaf76131' 
  AND (
    token = 'BUnPbrHvk9WoP3cuIIurL2D//1MlBxqDlD4Grz1n7cQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )