UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4pjl6FGLsHrRGTEClqBwFijrYlRl0A+oz9mWebpqzqc=' 
WHERE 
  key_id = '4be2d68ee68ec4f928dec63ebd942813b5529216fddd50ee780807da62f2c596' 
  AND (
    token = '4pjl6FGLsHrRGTEClqBwFijrYlRl0A+oz9mWebpqzqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )