UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c2ZJyacSYGdHV73SXhExFQRh4RqDV26Rg6T7VcWLwzk=' 
WHERE 
  key_id = '2b53de201ddddf97aeb1928c04be21a118edee201e44a7a844f33cf217d62af6' 
  AND (
    token = 'c2ZJyacSYGdHV73SXhExFQRh4RqDV26Rg6T7VcWLwzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )