UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vQ2Rmty5Q2MEybgDq4XzOx7uX/2Qu8un5PEs5vItyUY=' 
WHERE 
  key_id = '55871f4763fd02f65b28b41d3ea80428f3e3af04ca3b4b30ce1ddd3e95e8c5e0' 
  AND (
    token = 'vQ2Rmty5Q2MEybgDq4XzOx7uX/2Qu8un5PEs5vItyUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )