UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'GZ56DAk4UaH3sFN+Y5jV/GzNsCP3LdrHo4UYjQxT3Ig=' 
WHERE 
  key_id = 'ffe362a31f41dc120622e38b03719648baee873a34905dc50dc3e4048feae85b' 
  AND (
    token = 'GZ56DAk4UaH3sFN+Y5jV/GzNsCP3LdrHo4UYjQxT3Ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )